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Chemistry

Delve into the study of matter, its properties, composition, structure, and the changes it undergoes during chemical reactions. Chemistry is the central science connecting other scientific disciplines.

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Questions
Q: 8. What pressure would be required to contain 100.0 g of SO2 gas in a 25.0 L container at a temperature of 100. and 61616C
1 answer
Q: The two most common ions found in ocean water are --
2 answers
Q: If the reactants of a reaction are HCI and NaOH what is the product
5 answers
Q: At the end of cellular respiration energy is stored in the bonds of what molecules
1 answer
Q: At the beginning of cellular respiration energy is stored in the bonds of what molecules
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Q: Which reactions shows a physical change
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Q: What is the release high energy electron from the nucleus
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Q: A student is given a small amount of unknown tan-colored liquid substance. This unknown liquid is placed into a glass of water and mixed. Despite mixing the tan liquid remains separated from the water
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Q: Why did it take so long for scientists to understand atoms
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Q: What are state symbols used for in chemical equations
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Q: What three things that store energy in chemicals
1 answer
Q: Discovery of the atomic bomb was partially based on his studies.
3 answers
Q: What is the chemical formula for nickel (II) permanganate
2 answers
Q: What is the chemical formula for lead (II) phosphide
11 answers
Q: What is the answer for what add special liquids to the sperm cells to make semen
1 answer
Q: Two substances that will be attacked by a corrosive acid
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Q: Generally a complete valence shell holds how many electrons.
4 answers
Q: During what phase change does the arrangement of water molecules become most orderly
9 answers
Q: What is the molality of a solution that has 6 mol of cacl2 in 3kg of water
2 answers
Q: What branch of natural science is the study of the interactions between compounds and molecules
1 answer
Q: What are the reactants and products common to all neutralization reaction
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Q: Is coal abundant
1 answer
Q: Explain the difference between a strong acid and a weak acid.
1 answer
Q: A representative element with eight electrons in its valence shell is said to be at .
3 answers
Q: What is the pH level of sodium acetate and distilled water
1 answer
Q: How do intermolecular forces affect the boiling of a liquid
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Q: What is an example of a chemical change that took a long time to occur
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Q: What is a member that keeps two components separated
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Q: What is carbon oxygen and hydrogen combined
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Q: Rust forms because iron and oxygen are highly elements.
3 answers
Q: If air was not allowed to stream through the kiln how would the production of lime be affected and why is this
2 answers
Q: The change that takes place when two or more interact to form new substances is called a chemical reaction.
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Q: Steps for balancing chemical equations
1 answer
Q: What is an example of a network solid
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Q: A combination reaction occurs when one reactant forms two or more products.
8 answers
Q: A decomposition occurs when a substance is broken down into two or more simpler substances in a chemical reaction.
3 answers
Q: Electronegativity values between atoms in a polar bond have differences that are than 1.7.
2 answers
Q: Carbon dioxide with its two double bonds is an example of a nonpolar molecule.
3 answers
Q: Ionic bonds are different from covalent bonds. Identify the characteristics of ionic bonds
2 answers
Q: A material that increases the rate of a reaction is called what
1 answer
Q: The gas bubbles that cause bread to rise are carbon dioxide made in which process
12 answers
Q: What happens when you add buttermilk to baking soda. Does the pH increase or decrease. Explain your answer
1 answer
Q: What happens when you add baking soda to Buttermilk. Does the pH increase or decrease
1 answer
Q: Most reactions between an acid and a base form a salt and water. What describes an acid-base reaction
1 answer
Q: A combination of tones that sounds discordant unstable or in need of resolution is called a
2 answers
Q: Condensation occurs when a
1 answer
Q: What is the correct word equation for the reaction 2Na plus 2H2O gives 2NaOH plus H2
9 answers
Q: What is the net ionic equation of Na plus plus OH- plus H plus plus Cl- H2O plus Na plus plus Cl-
1 answer
Q: The molecular formula for sucrose is C11H22O11. How would the empirical formula of sucrose be obtained from this information
2 answers
Q: Massive ice formations that begin at high altitudes and are comprised of many years of snowfall that never completely melt are called .
2 answers
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