Chemistry, 15.12.2019 17:31 kevincaleb1
From the data, they concluded that bubble wrap was the best insulating material. what is the weakness in the conclusion? a) it is the better of two insulators only; it is not the best insulator. b) the experiment should have been continued till the temperatures of the cans reached 0°c. c) the experiment must be repeated at least three times before this conclusion can be drawn. d) the data on the can without insulator is irrelevant and distracts from the main idea of the experiment.
Answers: 3
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Nitric acid can be formed in two steps from the atmospheric gases nitrogen and oxygen, plus hydrogen prepared by reforming natural gas. in the first step, nitrogen and hydrogen react to form ammonia: (g) (g) (g) in the second step, ammonia and oxygen react to form nitric acid and water: (g) (g) (g) (g) calculate the net change in enthalpy for the formation of one mole of nitric acid from nitrogen, hydrogen and oxygen from these reactions. round your answer to the nearest .
Answers: 3
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