Chemistry, 25.01.2020 02:31 tadvet1633
Asample of gold (au) has a mass of 72.04 g. a) calculate the number of moles of gold (au) in the sample. show your work
a sample of gold (au) has a mass of 72.04g. calculate the number of atoms of gold (au) in the sample. (use your answer from part a.) show your work
Answers: 3
Chemistry, 22.06.2019 22:30
Why is it possible for different microorganisms to extract energy not only from carbohydrates and other biological molecules but from a large variety of substances?
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Chemistry, 23.06.2019 03:00
Use the half-reactions of the reaction au(oh)3 + hi -> au +i2 +h2o to answer the questions
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The equation below shows the reaction of zinc with hydrochloric acid (hcl). zn (s) + 2 hcl (aq) —> 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
Chemistry, 23.06.2019 06:30
Which of these natural resources is non-renewable a.corn b.wind c.geothermal d.natural gas
Answers: 2
Asample of gold (au) has a mass of 72.04 g. a) calculate the number of moles of gold (au) in the sam...
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