How many chlorine (Cl) atoms would be in 4 molecules of salt (4 NaCl)?
A = 1
B = 2
C = 3
D = 4

  An atom that has the same amount of atoms of each element on both sides of the reaction obeys what law?
A = law of conservation of energy
B = law of conservation of mass
C = law of conservation of temperature
D = law of conservation of atoms

If you have 5 grams of product after a chemical reaction, how many grams of reactants did you have at the start of the reaction?
A = 2
B = 3
C = 4
D = 5
 
In the reaction, Al2O3 + 6 HCl → __________ H2O + 2AlCl3, what coefficient should be placed in front of H2O to balance the reaction?
A = 1
B = 2
C = 3
D = 6

Which one of the following is an element?
A = salt water
B = sugar
C = oxygen
D = chocolate chip cookies
 
Which of the following is an example of a homogeneous mixture?
A = sand at the beach
B = granite
C = fruit salad
D = apple juice

  What makes a solution a homogeneous mixture?
A = There is only one component.
B = It is uniform in composition.
C = The mixture has multiple colors.
D = The mixture contains solids and liquids. 

In a solution of salt and water, which component is the solute
A = salt
B = water
C = beaker
D = oxygen

Which of these can be classified as a pure substance?
A = solution
B = compound
C = heterogeneous mixture
D = homogeneous mixture

  The following characteristics describe which of these terms? The substance is not uniform in appearance and each part of the mixture contains a combination of different ingredients in different ratios.
A = heterogeneous mixtures
B = homogeneous mixtures
C = pure substance
D = solution

Which one of the following is not a compound?
A = salt
B = sugar
C = water
D = chocolate chip cookies

  Which one of the following is not a homogeneous mixture?
A = vegetable soup
B = carbonated beverages
C = saline solution
D = brewed tea

What is the difference between a compound and a mixture?
A = A mixture is a pure substance, but a compound is not.
B = A compound is a pure substance, but a mixture is not.
C = Mixtures are chemically combined, but compounds are not.
D = You cannot separate mixtures, but you can separate compounds.

Answers

Answer 1
1.) D
2.) B
3.) D
4.) C
5.) C
6.) D
7.) B
8.) A
9.) B
10.) A
11.) D
12.) D
13.) B
Answer 2
Answer 1:

Correct answer is D.

D = 4

As it is 4NaCl, it means that there are four molecules of sodium chloride so one molecule of sodium chloride contain 1 chlorine atom so 4 molecules contain 4 molecules of chlorine.

Answer 2:

Correct answer is B.

B = law of conservation of mass

As it has the same amount of atoms of each element on both sides of reaction, so it means the mass on the both sides of equation is same or conserved. So, it will obey law of conservation of mass.

Answer 3:

Correct answer is D.

D = 5

This is according to the law of conservation of mass. So, if at the start of reaction we have 5 grams of substrate we will get the 5 grams of product. Because mass remain conserved during a reaction.

Answer 4:

Correct option is C.

C = 3

In the given reaction, there should be 3 molecules of water in product to balance the equation on both sides. So, the correct option is C.

Answer 5:

Correct option is C.

C = oxygen

In the above given options only oxygen is element. All the other are not elements except Oxygen. So, the correct option is C.

Answer 6:

Correct option is D.

D = apple juice

Homogeneous mixture is the mixture that has the same composition through out the mixture. So, in the given options only apple juice is the homogeneous mixture.

Answer 7:

Correct option is B.

B = It is uniform in composition.

The significant properties of a homogeneous mixture is that it has the same chemical composition throughout the mixture. It is uniform in composition. So, option C is correct.

Answer 8:

Correct answer is A.

A = salt

In a solution of salt and water, salt is solute. Solute is the minor component of solution that dissolve in solvent.

Answer 9:

Correct option is B

B = compound

Compound is the substance made of the atoms of different elements combined together in definite proportions. So, the pure substance from the following is B.

Answer 10:

Correct option is A

A = heterogeneous mixtures

The substance that is not uniform in appearance and each part of the mixture contains a combination of different ingredients in different ratios. so this is definitely a heterogeneous mixture.

Answer 11:

Correct option is D.

D = chocolate chip cookies

All of the above are compounds except chocolate chip coolies. Salt, sugar, water are compounds but chocolate chip cookies.

Answer 12:

Correct option is D

D = brewed tea

All of the above are homogeneous mixture except Saline solution. Brewed tea is not a homogeneous mixture but a heterogeneous solution.

Answer 13:

Correct option is B.

B = A compound is a pure substance, but a mixture is not.

The one of the difference between a compound and mixture is a compound is a pure substance, but a mixture is not. So, the correct option is B



Related Questions

Compare and contrast the characteristics of the Lemba tribe with those of the Jewish tradition today. How much confidence do you have in the Lemba tribe's claim.

Answers

Thank you for posting your question here at brainly. I hope the answer will help you. Feel free to ask more questions.
They both observe the sabbath. They both don't eat pig (pork/bacon etc.) because of the restrictions in Deuteronomy. They both circumcise baby boys

Where did the English seek to establish new settlements?

A) Ohio Valley

B) Mississippi Valley

C) Tennessee Valley

D) Shenandoah Valley

Answers

A. the ohio valley i am on ss right now soo... yea the ohio vally

Answer:

A) Ohio Valley

Explanation:

Territory of the Ohio or Valley of the Ohio are the denominations that were known in the eighteenth century to the region of North America located west of the Appalachians in the region of the upper course of the Ohio River, south of Lake Erie. One of the first border regions of the United States, it extended through the current states of Ohio, eastern Indiana, western Pennsylvania and northwest West Virginia. The disputes between the French and the British over their possession was the main cause of the outbreak of the Franco-Indian War, while the establishment of American settlers in the region became a trigger for the United States War of Independence.

what is three basic teachings of judaism

Answers

The three main principles of faith in Judaism are belief in a single, incorporeal and eternal god who created the entire universe; a set of moral principles that require people to treat one another with dignity and love, and ensure justice and equality; and the worship of a single god in prayer

where do shield cones form?

Answers

Shield volcanoes are formed by lava flows of low viscosity - lava that flows easily. Consequently, a volcanic mountain having a broad profile is built up over time by flow after flow of relatively fluid basaltic lava issuing from vents or fissures on the surface of the volcano.
S.H.I.E.L.D. is a fictional espionage, law-enforcement, and counter-terrorism agency appearing in American comic bookspublished by Marvel Comics. Created by Stan Lee, it often deals with paranormal and superhuman threats.


Georgia Department of Transportation employees and projects are funded by A) state taxes. B) property taxes. C) private donations. D) international trade.

Answers

state taxes cause they pay forit sorry just making it longer.

Georgia Department of Transportation employees and projects are funded by state taxes. When people who live and work in a certain state pay state taxes, they are helping to fund the salaries of state workers within their respective state. The employees and projects that are usually funded by this pertain to the roads or transportation around the state.

list five factors that helped Canada's Industries to grow after World War II

Answers

The time between 1945 and the 1970s was recognized by Canada's prolonged period of continued economic prosperity, one that was mainly managed by increased industrial activity. Enlarged population in the 1950s, due to immigration and the baby boom, repressed consumer demand following for more than a decade of war and depression, and minimal growth government restriction and regulation policies helped to stimulate economic and industrial growth.

Extraction of resources also boomed, as the United States economy searched for natural resources to supply their gigantic economy: Canada's oil and gas industry, mainly controlled by United States firms, grew enormously after the oil strike at Leduc, Alberta in 1947.

Canadian pulp and paper provided for the huge United States publishing and magazine industry. Foodstuffs and minerals also provided for the American appetite.

At the same time, manufacturing industries grew, including the automotive industry and consumer goods manufacturers producing appliances, and personal products for a growingly buoyant Canadian population.

The service industry also grew significantly, as banks grew lending mortgages for a growing suburban population. Malls, fast food outlets and retail stores gained from low interest rates and government programs that expanded Canadian's purchasing capacity.

Most of this postwar growth was stimulated by American investment, and was raised on an American model of consumption.  

Final answer:

Several factors contributed to Canada's industries' growth after World War II, including government support, increased consumer demand, tariffs and protectionism, availability of natural resources, and regional free trade.

Explanation:

After World War II, several factors contributed to the growth of Canada's industries:

Government support: The Canadian government invested in the defense industry and funded research at universities, which helped stimulate the economy. This led to growth in industries like construction, automobiles, steel, oil refining, rubber, and lumber.Increased consumer demand: As people moved into new homes, they purchased appliances, furniture, and other goods, triggering growth in various industries.Tariffs and protectionism: The National Policy, implemented from 1878 to World War II, imposed taxes on imports to protect Canadian industries from competition. This policy helped Canadian businesses grow.Availability of natural resources: Canada's abundance of natural resources, including timber, coal, and oil, attracted investment and contributed to the growth of industries like steel and meat-packing.Regional free trade: In the 1980s, Canada and the United States created the Canada-U.S. Free Trade Agreement, which eliminated barriers to trade. This agreement boosted the growth of Canadian industries.

another term for the amish pennsylvania 5 letter

Answers

I'm pretty sure it is Dutch!

"This Constitution, and the Laws of the United States which shall be made in pursuance thereof; and all treaties made, or which shall be made, under the authority of the United States, shall be the supreme law of the land…"

The source of this quote is the

A Article I powers of the Constitution
B Reserved powers of the Constitution
C Supremacy clause to the Constitution
D Tenth Amendment to the Constitution

Answers

A. Article 1 powers of the Constitution

Answer:

Supremicy Clause

Explanation:

Took the test.

what was the purpose of the Hartford Convention?

Answers

The convention's stated goals were to negotiate agreements with the federal government regarding their own security and defense, and to seek constitutional revisions to safeguard their division's interests.

What is  Hartford Convention?

Hartford Convention was a secret meeting with the federal government to come forward and protect the New England people and the battlefield as they were truly injured.

The trade economy of England at that time was highly injured and was at a low point, that's why they were called to protect what was left and reinstate that they were there to protect and boost the economy of the country. The federalists were involved in making this possible by meeting with other countries who came to their aid.

This was to provide financial aid to them and help their economy recover from all battlefield marks.

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why might transportasion have av BIG impact on were people live in canada ?

Answers

Some Canadians live on farms in the Central Prairies
Because of where they live

What are the 7 elements of civilization of Mesopotamia

Answers

Transcript of 7 Characteristics of a civilization and how Mesopotamia metThe 7 characteristics of a civilization!
The 7 characteristics and how Mesopotamia met these characteristics
A water source....Tigris and Euphrates river
Fertile soil along rivers (silt left behind after flooding)
Good weather to grow crops

Geography 
laws to keep order
Leaders to organize
without government and leaders there would be chaos 
Government
Religion
People had a belief system
believed in Gods/Goddesses (polytheism)
Temples (ziggurats)
People figured out more efficient ways to do or make things
EX: irrigation, the wheel, writing, plow, medicine
Technology
Culture
Writing (cuneiform)
Art
Music
Scuplture
Language
People didn't need to move around= permanent settlements! 
Population because
there is a SURPLUS!
Stable Food Supply
People now have time to do other things besides farm!
They could be crafters, traders, builders, leaders
Division of labor.

What did Simon Bolivar and Jose de San Martin do to make history?

Answers

They both played major roles in the liberation of Latin America from Spain's rule.
San Martín’s contribution to the cause of independence was his military skill. The boldness of his plan to attack the viceroyalty of Lima by crossing the Andes to Chile and going on by sea, as well as the patience and determination with which he executed it, was undoubtedly the decisive factor in the defeat of Spanish power in southern South America. Whether at Guayaquil he consciously made a great renunciation of personal ambition so that Bolívar, and with him the cause of independence, might triumph, or whether he went into voluntary exile because Bolívar made it clear that he was not prepared to help Peru so long as San Martín remained in control, remains an unresolved historical problem.

who are 12 neighbors close to united states

Answers

When you say neighbors you mean countries right?

Final answer:

The United States has 12 neighboring countries. These are Canada, Mexico, and Russia (by proximity), and nine others by maritime borders: Bahamas, Cuba, Haiti, Dominican Republic, Saint Kitts and Nevis, Saint Lucia, Trinidad and Tobago, United Kingdom (via Bermuda), Marshall Islands, and Micronesia.

Explanation:

The 12 neighbors close to the United States refer to the countries that have a border with the US either by land or by water. These include:

Canada: the longest international border line with the US.Mexico: the second longest border with the United States.Russia: although they do not share a physical border, but they are less than 4 kilometers apart at the closest point.

In addition, the United States also shares maritime borders with:

BahamasCubaHaitiDominican RepublicSaint Kitts and NevisSaint LuciaTrinidad and TobagoUnited Kingdom (via overseas territory of Bermuda)Marshall IslandsMicronesia

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How many elements are found in the chemical formula C3H8O (rubbing alcohol)?

Answers

3 elements are in that formula 
3 elements are in rubbing alcohol

 Which issue is addressed in the Bill of Rights?

A)slavery
B)voting age
C)the right to bear arms
D)the direct election of Senators

Answers

I believe the answer is: The right to bear arms.

The bill of rights was written by president James Madison in order to fix some weakness that exist in the initial draft of the constitution, which resulted in the first 10 amendments in united states. The right to bear arms is addressed on the 2nd amendment.

The issue of the right to bear arms is addressed in the Bill of Rights. President James Madison drafted the Bill of Rights to address several flaws in the original text of the Constitution, which gave rise to the first 10 amendments to the Constitution of the United States. Thus, option C is correct.

The first ten Amendments to the Constitution are known as the Bill of Rights. It outlines the rights of Americans with regard to their government. Individuals are given civil rights and privileges like freedom of speech, of the press, and of religion. The second amendment to the Constitution addresses the freedom to carry weapons.

All of the powers not granted to the Federal Government are reserved for the people or the States, and it establishes guidelines for due process of law. Additionally, it states that "the enumeration of certain rights in the Constitution shall not be construed to deny".

Therefore, option C is the ideal selection.

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what are two things people can do to help protect Jasper national park

Answers

they can clean up garbage and recycle things or throw them out
Final answer:

Two key ways to protect Jasper National Park include practicing responsible tourism and promoting conservation awareness.

Explanation:

People can protect Jasper National Park in two main ways:

Responsible tourism: By visiting the park with a mindful approach, respecting its rules, and staying on designated paths, individuals can help preserve the network of ecosystems within the park. This includes not littering and ensuring that you do not disturb the natural habitats of plants and wildlife.Promoting conservation awareness: People can help protect the park by educating others about the importance of maintaining biodiversity and contributing to conservation efforts. This can involve advocating for the park's protection or participating in local conservation initiatives.

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what did some culture groups of the southeast call their homes

Answers

Im guessing the southern states, you don't give much description of the question it could be talking about the civil war or in the revolutionary war!

Some culture groups of the Southeast call their homes Clay

What is Antonio Pigafetta's journal an example of?

Answers

It is an example of a primary source.

which organisms can processes more complex information due to a central brain?


A. anemone

B. Fish

C. Jellyfish

D. Planarian

Answers

Jellyfish, they are consider the smartest and they have found things in them to help treat cancer.
D. Planarian it has more info wiki

What compromise did the delegates reach on slave trade?

Answers

missouri compromise if im not badly mistaken hope this helps
Final answer:

Delegates at the U.S. Constitutional Convention reached the Slave Trade Compromise, agreeing to not ban slave trade for 20 years, until 1808. During this period, the U.S. government could tax on the importation of new slaves.

Explanation:

The compromise reached by the delegates on the slave trade at the constitutional convention is commonly known as the Slave Trade Compromise. This agreement is part of the U.S. Constitution. Southern states wanted to continue the importation of slaves, while Northern states wanted to end it. Under the Slave Trade Compromise, Congress was forbidden from banning the slave trade for 20 years, until 1808. However, the U.S. government could put a tax on the importation of new slaves during this period. After 1808, Congress had the authority to completely ban the international slave trade.

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How did relations between Catholics and Muslims affect trade?


Answers

It was a Christian king in a predominantly Christian land who gave the small, persecuted community of early Muslims in the beginning of the Prophet Muhammad's mission protection. May Allah's peace and blessings be upon the Prophet.

Relations between Catholics and Muslims influenced trade profoundly, ranging from collaborative efforts against common enemies to the facilitation of expansive trade networks that exchanged a variety of goods and cultural practices.

The relationship between Catholics and Muslims had a considerable impact on trade in historical contexts. For instance, alliances formed to counter the Ottoman Turks, such as those between the Mamluks and European principals, facilitated trade and the exchange of goods like metalwork and manuscripts. These exchanges influenced European art significantly. Similarly, Muslim, Christian, and Jewish communities each played key roles in commerce due to their distinctive skills and networks, fostering economic interdependence across religious divides.

Islam's expansion facilitated trade along the Silk Roads and the Indian Ocean, with cities like Baghdad becoming crucial trade hubs that fostered the exchange of goods and cultural practices. Trade routes across the Islamic world enabled the movement of goods from Southeast Asia to North Africa, expanding the influence of Islamic culture and commerce. The Umayyads codified commercial practices into Sharia law, creating a secure environment for trade, which proliferated across the Mediterranean and beyond.

describe some of the central values and beliefs that helped shape the emerging culture of the americans

Answers

It was more of a religious " compass " that helped shape the emerging cultures of American colonies, they valued economic and political freedom

Final answer:

The emerging culture of Americans was shaped by central values and beliefs such as life, liberty, property, the pursuit of happiness, the common good, justice, and equality.

Explanation:

The emerging culture of the Americans was shaped by central values and beliefs such as life, liberty, property, the pursuit of happiness, the common good, justice, and equality, as outlined in the founding documents like the Declaration of Independence and the Constitution. These values were seen as fundamental and necessary for a democratic society. While there were disagreements on how to protect these values, Americans shared a commitment to safeguarding them from an authoritarian government.

What is state motto of New Jersey? Please help

Answers

Liberty and Prosperity
New Jersey State Motto Is Liberty and Prosperity
~Hope This Helps

why did the patriots want to keep the native americans in georgia neutral?

Answers

so they didn't attack them.
To not get attack !!!!

A document that gives us first hand historical

Answers

A Primary Source is the correct answer.
It is called a primary source.

A primary source is an artifact, a document, a recording, or other source of
information that was created at the time under study.

I hope it helped : )

Which of these is not alluded to in the letter? the Declaration of Independence a fable about lions writing history the Bible Abraham Lincoln’s first inaugural address

Answers

Answer:

the bible

Explanation:

Answer:

declaration of independence

Explanation:

What two seaports became the largest two cities in the colonies?

Answers

New York City and Philadelphia

A document that details the plan of a government

Answers

The First Native Amercians started the goverment. There was a Council too. The Council was for women who would pick out the goverment members and the men would make decisions for the council.

Answer:

constitution

Explanation:

Why do you think the Nubians were able to regain their independence by the 1600s B.C.

Answers

Egypt was invaded and captured by the Hyksos. 

Answer:

Nu-b-ians were able to regain their independence because they allied with Hy-k-sos, who conquered the Egypt in 1600s B. C.

Explanation:

Nu-b-ians are an ethnic group living in the northern part of S-u-d-an and the southern part of Egypt. The early name of Nu-b-ia was K-u-s-h. In the 1600s, the king of K-u-s-h gained power by gaining much wealth and took control over the northern S-u-d-an and southern Egypt. At the same time, when Ku-sh-it-es were gaining power, Hy-k-sos conquered Egypt.

Ku-sh-ite assessing wisely to be a friend, ally or supporter of Hyksos will benefit them instead of being their enemy, joined the hands with them. And this is how Nu-bians or Ku-sh-ites were able to gain their freedom.

How does geography affects communities such as manhattan, Staten Island and Brooklyn?

Answers

Answer:

question are you about how land change can affect these cities

Explanation:

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