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Chemistry 130 Comprehensive Questions (Frequently Tested) and Complete Solutions Graded A+

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Chemistry 130 Comprehensive Questions (Frequently Tested) and Complete Solutions Graded A+

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Chemistry 130 Comprehensive
Questions (Frequently Tested) and
Complete Solutions Graded A+
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gases present during each stage of the formation of our
atmosphere - Answer: 1. hydrogen and helium

2. water, ammonia, and carbon dioxide

3. oxygen, carbon dioxide, nitrogen, and hydrogen

, what are the common names for O3, H2O,NH3 and CH4 - Answer:
ozone, water, ammonia, methane



how many carbons atoms are in each hydrocarbons? - Answer:
pentane-5

octane- 8

methane- 1

propane- 3

hexane- 6



hydrocarbons contain __________ and __________. - Answer:
hydrogen and carbon



organic compounds always contain ________ and sometimes
contain _____, _____, and ______. - Answer: carbon, hydrogen,
oxygen, and nitrogen.



Law of conversation of energy - Answer: Number of atoms on
each side of a chemical equation must

be equal



catalyst - Answer: is a substance that

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