I will answer honestly.
One way to identify limestone (calcium carbonate) is to drop a small amount of hydrochloric acid on it. A
positive test results in a fizz of carbon dioxide, water, and one other product being produced. Predict the
other product and write a balanced chemical equation for this reaction.
Answer:
Explanation:
The other product that is produced when hydrochloric acid (HCl) is added to limestone (calcium carbonate) is calcium chloride (CaCl2).
The balanced chemical equation for this reaction is:
CaCO3(s) + 2HCl(aq) -> CaCl2(aq) + H2O(l) + CO2(g)
In this equation, the solid limestone (CaCO3) reacts with the aqueous hydrochloric acid (HCl) to produce calcium chloride (CaCl2) dissolved in water, water (H2O) and carbon dioxide (CO2) as a gas. On a molar basis the reaction is 1:1 between the Calcium carbonate and hydrochloric acid which results in the balanced equation.
It's worth noting that this reaction is an example of an acid-base reaction, where the hydrochloric acid (HCl) acts as the acid, and the limestone (CaCO3) acts as the base. The acid donates a proton (H+) to the base, resulting in the formation of the products.
ACCUPLACER assesses students in all of the following except
O A. writing structure
O B. sentence skills
O C. math
O D. reading
ACCUPLACER assesses students in all of the aforementioned areas except: A. writing structure.
What is ACCUPLACER?ACCUPLACER can be defined as a set of tests that is designed and developed to evaluate the skills of a student in reading, math and writing, so as to assist college (university) administrators place him or her in courses that match his or her skills.
This ultimately implies that, ACCUPLACER assesses students in all of the following areas:
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AP WORLD HISTORY UNIT 6 TEST
If you have a study guide, post a link
Humans have evolved complex systems over the last 100,000 years, but WHAP focuses on the last 800 years of politics, economics, and culture. Fiveable's AP World History Modern community includes free exam prep.
What is AP World History?The College Board's Advanced Placement program offers high school students in the United States the opportunity to take a college-level course called Advanced Placement (AP) World History: Modern. The course aims to give students a deeper understanding of the interactions between various human societies as well as the development of global processes and contacts. It is also referred to as AP World History, AP World, or WHAP.
By combining specific factual knowledge with the right analytical abilities, the course advances this understanding. All of prehistory and history, particularly that which occurred between 8000 BC and the present, was once studied by students.
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Are political party's necessary in a democracy?
The program described in the passage was most like which of the following in terms of both intent and outcome?
Collectivization in the Soviet Union in the 1930s
Agrarian socialism practiced in Cambodia in the 1970s
The development of kibbutzim in Israel following its establishment as a state in 1948
The establishment of the ejido system of collective farming in the Mexican Constitution of 1917
Answer:
Pretty sure it is A
Explanation:
Both the USSR and the Chinese wanted to collectivize industry and rapidly industrialize. They aslo both lead to unintended consuquences such as famine.
In the context of the overall argument of the passage, which of the following choices best describes the purpose of the second paragraph?
A. It gives a basic definition of REM sleep that is elaborated in later paragraphs.
B. It provides a factual basis necessary to speculate on the subjects babies may dream about.
C. It offers key examples to support the first paragraph’s claim that babies’ brains perform many important tasks.
D. It explains how sleep researchers use alternative sources of evidence to study infant sleep cycles because infants are unable to describe their experiences.
E. It establishes the conventional view about whether babies dream in order to show how the argument of the passage departs from this understanding.
Answer:
E. It establishes the conventional view about whether babies dream in order to show how the argument of the passage departs from this understanding.
Explanation:
Answer E
Correct. The function of the second paragraph is to establish the conventional view that babies must dream because they experience REM sleep. It is important to explain this position because it helps readers understand how the passage’s argument—that babies probably do not dream because their brains are occupied with other activities and lack the capacity for visual imagination—relates to other points of view on the topic.
Answer:
E
Explanation:
All of the following are examples of pre-industrial societies except :
a. pastoral
b. hunting and gathering
c. horticultural
d. postindustrial
Answer:
d. postindustrial
Explanation:
Answer:
d
Explanation:
The prefix post- means after. Therfore, postindustrial mean after the indstrial time period.
Explain one environmental consequence of tar sands petroleum extraction.
Answer:
Tar sands extraction emits up to three times more global warming pollution than does producing the same quantity of conventional crude. It also depletes and pollutes freshwater resources and creates giant ponds of toxic waste
Explanation:
True or False: All you need is a high school diploma to get into trade school.
3. Explain the controversy over mining. Why do some people want to
continue to mine for coal while others do not.
Answer:
look below
Explanation:
The rapidly increasing use of coal in the late nineteenth century required hundreds of thousands of workers to dig that coal out of the ground, sort and load it into railroad cars, and ship it to the urban and industrial centers that consumed it. Most coalfields were sparsely populated compared to the cities they supplied. Workers had to be recruited and lured to the coal camps. Company representatives traveled across the agricultural south, recruiting Black workers from former plantation areas as a new wave of white violence followed the collapse of Reconstruction. Recruiters also went to struggling towns in Southern and Eastern Europe, paying voyage fares for men who promised to work in the coal mines on arrival. By the turn of the twentieth century, close to half a million workers—mostly men and boys, but also some women in smaller, family mines—toiled in the American coalfields.The reality of the coal camp often looked very different from what had been promised. Pay was low, and the company, which often owned miners’ housing and ran the supply store, frequently controlled their cost of living. Miners were paid by the ton, and conflicts frequently arose over the process of weighing the coal. The industry’s cyclical nature meant that mining employment also could be irregular and precarious. Coal camp living conditions were often squalid, with social life dominated by the company and basic freedoms of speech, movement, and assembly restricted by private mine guards and company-paid sheriffs.Mining coal was incredibly dangerous work. During the industrial coal boom between 1880 and 1923, more than 70,000 miners died on the job. Many more perished from occupational diseases, but weren’t tallied in official statistics. Miners were crushed to death in roof collapses, killed by gas explosions and by machinery, and more. In the first decade of the twentieth century, three major mine disasters—one each in Utah, West Virginia, and Pennsylvania—killed 201, 362 and 239 miners respectively. The West Virginia and Pennsylvania disasters occurred within two weeks of each other in 1907, during the winter period that miners called “explosion season” because the dry air amplified the dangers from methane and coal dust. More common were deadly and frequent disasters that took miners’ lives in ones and twos, but never made headlines. As urban energy intensification made cities safer, healthier, and more convenient during the Progressive Era, the everyday violence of the energy system was largely hidden from view in rural mining communities.
American politics often reflects a tension between majority will and minority rights. take a stance on the proper balance of these two important principles. use at least one piece of evidence from : the declaration of independence, establishment clause, the second amendment
Answer:
American politics often reflects a tension between majority will and minority rights. Take a position on the proper balance of these two important principles. Use at least one piece of evidence from one of the following foundational documents: The Fourth Amendment of the United States Constitution The Fourteenth Amendment of the United.
Explanation:
The conflict between minority rights and majority will is frequently seen in American politics.
What is American Politics?The ideal ratio between these two crucial factors. Use a minimum of one piece of proof from each of the following key documents: The Fourth Amendment to the US Constitution The United States' 14th Amendment.
The United States' political system is based on a constitutional federal republic with a presidential system and three separate branches that share power.
These are the executive branch, which is led by the president of the United States, who serves as the head of state and government of the nation.
Therefore, The conflict between minority rights and majority will is frequently seen in American politics.
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Learning theory has developed a lot since Pavlov and his dogs. Explain how each of the following concepts or researchers have expanded our understanding of how learning works beyond early behaviorism (define the concept and apply by explaining how understanding expanded because of the concept):
•
•
•
•
Biological Preparedness
Robert Rescorla
Albert Bandura's Pattern of Learning
Biofeedback
Note that Learning theory has developed a lot since Pavlov and his dogs. Explain how each of the following concepts or researchers have expanded our understanding of how learning works beyond early behaviorism (define the concept and apply by explaining how understanding expanded because of the concept): "Biological Preparedness " (Option A)
What is Biological Preparedness?It is crucial to note that the concept of biological preparedness holds that certain creatures are inclined to learn some things more quickly than others.
This notion extends on early behaviorism by recognizing that not all stimuli are equally efficient in producing learning, and that specific types of stimuli may be more successful at producing learning in certain species or individuals due to innate biology or evolutionary history.
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A) Briefly explain one major difference between Wineapple's and Brinkley's historical interpretation of Manifest Destiney.
B) Briefly explain how one historical event or development in the period 1848 to 1861 that is not explicitly mentioned in the excerpts could be used to support Wineapple's interpretation.
C) Briefly explain how one historical event or development in the period 1848 to 1861 that is not explicitly mentioned in the excerpts could be used to support Brinkley's interpretation
(A) One major difference between Wineapple's and Brinkley's historical interpretations is that both authors believe that Manifest Destiny played a different role in the Civil War.
What is Manifest Destiny?Manifest destiny was a cultural belief in the nineteenth-century United States that American settlers were fated to spread across North America.
The concept had three fundamental tenets:
The unique virtues of the American people and their institutionsThe mission of the United States to redeem and recreate the West in the image of the agrarian EastAn unstoppable destiny to complete this vital dutyB) Bleeding Kansas is a historical event from 1848 to 1861 that is not directly mentioned in the excerpts but could be used to support Wineapple's interpretation.
C) The Compromise of 1850 is a historical event from 1848 to 1861 that is not directly mentioned in the excerpts, could be used to support Brinkley's interpretation. The Compromise of 1850 was drafted in response to California's admission as a free state.
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please help will give brainly
Which of the following is not expected in a friend of a child from 7 to 10?
Group of answer choices
opposite sex
fun
trustworthiness
loyalty
Answer:
Opposite sex
Explanation:
I don't see how a is an attribute, the others are like personality traits, this one isn't.
The option that is not expected in a friend that is aged 7 to 10 would be A. Opposite sex.
Why would this not be expected in a child friend ?Children between the ages of 7 and 10 are still developing their social skills and understanding of relationships. They are typically more interested in having friends of the same sex, as they can relate to them better and have more in common.
The other three options, fun, trustworthiness, and loyalty, are all qualities that are typically expected in a friend of a child from 7 to 10. Children want to have friends who are enjoyable to be around, who they can trust, and who will be there for them.
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Which of the following solutions can best reduce an anthropogenic
cause of ocean acidification?
a. Rotate crops planted in agricultural fields each year
b. Use biomass for heating homes and for cooking
C. Switch from coal-burning power plants to nuclear power plants
for electricity generation
D. Install catalytic converters on cars and trucks
Answer:
Explanation:
An anthropogenic source of ocean acidification can be reduced by switching from coal-burning power stations to nuclear power plants for electricity generation.
Nuclear energy and coal:Nuclear power is one of the safest and cleanest energy sources available. It produces hundreds fewer fatalities per unit of energy than coal, oil, or gas, and is equivalent to current renewables like solar and wind.
Nuclear power emits the least amount of radiation into the environment of any major energy source. Second, compared to renewable energy sources or fossil fuels, nuclear power plants have substantially larger capacity factors. The capacity factor is a measurement of how much energy a power plant generates on a daily basis.
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Most fossils form when organisms that die become?
A.
preserved in tar.
B.
preserved in ice.
C.
preserved in tree sap.
D.
buried in sediments.
Answer: Answer straight D
Explanation:
Someone help with this Ap psych question: Tricia is 20-years-old and is studying to be a chemist. Tricia has always been anxious, but recently she finds herself
overwhelmed by the amount of reading and studying she has for class. In addition she has been working part-time to
help pay for her education. She has been finding it difficult to concentrate at school lately because she is hearing voices
and seeing things that other people clearly do not see or hear.
Tricia also believe that her friends are trying to poison her, although they reassure her that they want to protect her.
Because of these recent challenges, her grades have started to slip and she is in danger of failing out of school. Tricia's
identical twin sister began to experience similar symptoms last year. Tricia is confused and is spending more and more
time along and in an inner world because her interactions with others are so unusual.
Task:
• Explain which disorder Tricia is likely suffering from and provide a general description of the disorder.
• Identify the symptoms which lead to this diagnosis.
Answer:
Explanation:
sound like paranoid schizophrenia
due to her
being anxious
hearing voices
seeing things that other people clearly do not see or hear
In triangle ABC, segment AY bisects angle A, segment BX bisects angle B, and Q is the intersection of segment AY and segment BX. Use the figure for Exercises 17-19.
17. Suppose BC > AC. Compare measure of angle BAY and the measure of angle ABX. Justify your reasoning.
18. Cynda claims that segment XC = segment YC if BC > AC. Can Cynda make this conclusion? Justify your argument.
19. If the measure of angle AQB > the measure of angle BQY, which side of triangle ABQ has the greatest length?
Since segment AY bisects angle A and segment BX bisects angle B, angle BAY is congruent to angle AYB and angle ABX is congruent to angle XBA. So, the measure of angle BAY is equal to the measure of angle ABX.
18. Cynda cannot make this conclusion because it is not necessarily true that segment XC = segment YC if BC > AC. It is possible for the segments to be congruent, but it is not a given. Additional information is needed to determine if XC = YC.
19 Since the measure of angle AQB > the measure of angle BQY, it can be inferred that side AQ is longer than side QB. So, side AQ of triangle ABQ has the greatest length.
What is the angle about?In triangle ABC, angle bisector theorem states that if a line bisects an angle of a triangle, it will divide the opposite side in the ratio of the sides that form the angle. So, since segment AY bisects angle A and segment BX bisects angle B, angle BAY is congruent to angle AYB and angle ABX is congruent to angle XBA. So, the measure of angle BAY is equal to the measure of angle ABX.
In this statement Cynda is assuming that if BC > AC that means that XC = YC which is not always true. There are many other factors that can affect the size of the segments such as the position of the angle bisectors , so additional information is needed to determine if XC = YC.
Therefore, the measure of an angle is the amount of rotation needed to move one arm of the angle to the position of the other arm. So if the measure of angle AQB is greater than the measure of angle BQY, it means that angle AQB is larger, and therefore the side AQ is longer than side QB. So, side AQ of triangle ABQ has the greatest length.
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The writer wants to add a sentence before sentence 8 to show that the third paragraph is refuting the claim made in the second paragraph. Which sentence best accomplishes the writer’s goal?
A. Not only do babies’ eyes move side to side during REM sleep, but they also move up and down.
B. However, child psychologist David Foulkes argues that babies use REM sleep for other purposes.
C. Contrary to popular belief, REM accounts for only one of the five stages of sleep that all humans, including infants, go through.
D. On the other hand, one study conducted in 2010 indicated that babies have the ability to learn while they are sleeping.
E. Whereas adults spend only a quarter of their sleep time in the REM stage, babies average closer to half their sleep time in this stage.
Answer:
B. However, child psychologist David Foulkes argues that babies use REM sleep for other purposes.
Explanation:
Answer B
Correct. In the second paragraph, the claim is that because babies spend so much of their time in REM sleep, the stage at which dreaming occurs for adults, they most likely experience dreams. The third paragraph refutes that claim, starting with this sentence that references an expert in the field who argues that babies use their REM sleep time for “other purposes.”
The sentence which best accomplishes the writer’s goal is: B. However, child psychologist David Foulkes argues that babies use REM sleep for other purposes.
What is a claim?A claim can be defined as a sentence (statement) that is used by a writer to prove, substantiate or support an argument. This ultimately implies that, it is an assertive sentence (statement) that is expressed by a writer to prove that an argument is either true or real.
Based on the excerpt, the sentence which best accomplishes the writer’s goal is adding "However, child psychologist David Foulkes is of the strong opinion that babies use REM sleep for other purposes."
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Write an essay in which you come to a definitive conclusion about how members of Congress decide to vote. Support your conclusion with information from The Lanahan Readings excerpts listed on the assignment page and outside research.
Answer:
Members of Congress often face difficult decisions when it comes to voting on legislation. There are many factors that can influence how they decide to vote, and it is not always easy to predict how a particular member will vote on a given issue.
According to The Lanahan Readings, one important factor that can influence how members of Congress vote is their party affiliation. Members of Congress are more likely to vote in line with their party's position on an issue, especially if the issue is considered important to the party. For example, a Republican member of Congress is more likely to vote in favor of a bill supported by the Republican Party, even if the bill is not necessarily in the best interest of their constituents.
Another factor that can influence how members of Congress vote is their personal beliefs and values. Members of Congress are elected to represent the interests of their constituents, but they also bring their own personal experiences and values to their decision-making process. For example, a member of Congress who is strongly pro-life may be more likely to vote against a bill that expands access to abortion, even if their constituents support the bill.
In addition to party affiliation and personal beliefs, members of Congress may also be influenced by the views of their constituents. If a large number of their constituents support or oppose a particular bill, members of Congress may feel pressure to vote in line with their constituents' views.
In conclusion, there are many factors that can influence how members of Congress decide to vote. Party affiliation, personal beliefs, and constituent views are all important considerations that can shape their voting decisions. Ultimately, the decision to vote for or against a particular bill is a complex one, and it is not always easy to predict how a member of Congress will vote.
Explanation:
summarize how solid ground can take on the properties of a liquid
Answer:
Liquids can expand more comparative to solid under the influence of thermal expansion. They are slightly more compressible. Under suitable conditions and temperature, the state of the solid can be changed into a liquid.
Explanation:
People are more than what others think I need your answers on that
Answer:
yes that is,for example u may think I don't have money but I do,u may think some people did not have wisdom to do something but they do pass what u think
formulate a reason why a magnitude-3 earthquake can possibly cause more damage than a magnitude-6 earthquake
Answer:
There are a few reasons why a magnitude-3 earthquake can possibly cause more damage than a magnitude-6 earthquake:
Location: The location of an earthquake can have a big impact on the amount of damage it causes. A magnitude-3 earthquake that occurs in a heavily populated urban area is more likely to cause damage than a magnitude-6 earthquake that occurs in a more remote or less developed area.
Depth: The depth of an earthquake can also affect the amount of damage it causes. Earthquakes that occur closer to the surface are more likely to cause damage than those that occur deeper underground.
Soil type: The type of soil in an area can also influence the amount of damage caused by an earthquake. Loose, sandy soils are more susceptible to shaking and can amplify the effects of an earthquake, while solid rock is more stable and may not be as affected.
Building construction: The quality and type of construction of buildings in an area can also play a role in the amount of damage caused by an earthquake. Buildings that are poorly constructed or that are not designed to withstand earthquakes are more likely to be damaged or collapse.
Overall, the amount of damage caused by an earthquake depends on a variety of factors, and it is not necessarily directly related to the magnitude of the earthquake.
what are the coordinates of the image of point (-1,-2) under a dilation of 3/2 with respect to the origin?
Answer:
Point P '(-1,-2) is the image of point P(-2,3) under translation T
Explanation:
What three psychologists agreed that psychology ought to be solely concerned with objective, observable behavior? 1. Ivan Pavlov 2. B.F. Skinner 3. Sigmund Freud 4. John Watson 5. Edward B. Titchener 6. William Wundt
Ivan Pavlov, 2. B.F. Skinner, and 4. John Watson all agreed that psychology should be solely concerned with objective, observable behavior. Pavlov was a Russian physiologist who is known for his work on classical conditioning, in which he demonstrated that animals can learn to associate certain stimuli with specific responses. Skinner was an American psychologist who developed the theory of operant conditioning, which states that behavior is determined by its consequences. Watson was an American psychologist who is known for his work in the field of behaviorism, which emphasizes the study of observable behavior rather than mental processes
What was the range of annual wages for each laborer at Huancavelica?
Please help I’ll give brainliest!!!!
What is a minimum of 3 examples of statistics?
Need help ASAP
Select the correct answer.
Which testing is an example of non-functional testing?
A.testing a module
B.testing integration of three modules
C.testing a website interface
D. testing the response time of a large file upload
Answer:
D.
Explanation:
Non-functional testing can be defined as a type of testing done to verify the non-functional aspects of software such as performance, reliability, usability, etc.
The test that exemplifies the non-functional testing is to test the response time of a large file. This is an example of non-functional testing as it tests the performance of the software.
Therefore, option D is correct.
Does the protection of public safety allow the government to occasionally violate
the rights protected by the Second and Fourth Amendments of the U.S.
Constitution?
(Put in short essay)
Please help
The protection of public safety is a crucial responsibility of government, and at times, this may require the government to take actions that could potentially violate the rights protected by the Second and Fourth Amendments of the U.S. Constitution. The Second Amendment protects the right to keep and bear arms, while the Fourth Amendment protects against unreasonable searches and seizures.
In some situations, the government may believe that restricting access to certain types of firearms or conducting searches without a warrant is necessary to protect public safety. For example, the government may ban certain types of assault weapons in order to reduce gun violence, or it may conduct warrantless searches in cases where there is evidence of an imminent threat to public safety. While these actions may infringe on the rights protected by the Second and Fourth Amendments, they may also be necessary to protect the greater public good.
To conclude, the balance between public safety and individual rights is a delicate one, and it is up to the government and the courts to strike the appropriate balance. While it is important to protect individual rights, it is also important to ensure that the government has the tools it needs to keep the public safe.
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