Chemistry, 10.07.2019 01:40 jjjxxcsenone1034
What indicates a chemical change? a) change from a liquid to a gas b) change in the amount of material c) change in the type of substance present d) change in the texture of a substance
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Chemistry, 22.06.2019 14:00
What term describes technology that operates on an atomic level
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Chemistry, 22.06.2019 15:30
Using the first volume and temperature reading on the table as v1 and t1, solve for the unknown values in the table below. remember to use the rules of significant figures when entering your numeric response.
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Chemistry, 23.06.2019 00:00
The empirical formula of a compound is ch2o and its mass is 120 amu/molecule, what is its formula?
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Chemistry, 23.06.2019 04:20
The equation below shows the reaction of zinc with hydrochloric acid (hcl). zn (s) + 2 hcl (aq) β> zncl2 (aq) + h2 (g) what will happen if the concentration of hcl is decreased? a. more zncl2 will be produced. b. the reaction rate will slow down. c. the hydrochloric acid will become more acidic. d. the reaction will produce water instead of hydrogen gas.
Answers: 1
What indicates a chemical change? a) change from a liquid to a gas b) change in the amount of mater...
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