Chemistry, 30.03.2021 18:40 joecheeramkuzhi2338
Two students are comparing scientific experiments to investigations. They came up with the following ideas.
Student A: Testing plant growth in different types of soils
Student B: Comparing the water level in a lake during different times of the year
Which student gave an example of a scientific experiment?
Select one:
a. Student A because it requires experimental and control groups
b. Student B because it requires a hypothesis
c. Student A because it is preferably done in natural settings
d. Student B because it is preferably done across a long period of time
Answers: 1
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Chlorine and water react to form hydrogen chloride and oxygen, like this: 2cl2 (g) + 2h2o (g) → 4hcl (g) + o2 (g) also, a chemist finds that at a certain temperature the equilibrium mixture of chlorine, water, hydrogen chloride, and oxygen has the following composition: compound concentration at equilibrium cl2 0.55m h2o 0.57m hcl 0.53m o2 0.34m calculate the value of the equilibrium constant kc for this reaction. round your answer to 2 significant digits.
Answers: 2
Two students are comparing scientific experiments to investigations. They came up with the following...
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