Chemistry, 23.12.2019 04:31 pearlkissp1bzl8
Calculate the change in internal energy of the following system: a 100.0-g bar of gold is heated from 25 ∘c to 50 ∘c during which it absorbs 322 j of heat. assume the volume of the gold bar remains constant.
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Which of the following mining methods disrupts the sea floor?
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Enzymes affect the reactions in living cells by changing the
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Aroom with dimensions 7.00m×8.00m×2.50m is to be filled with pure oxygen at 22.0∘c and 1.00 atm. the molar mass of oxygen is 32.0 g/mol. how many moles noxygen of oxygen are required to fill the room? what is the mass moxygen of this oxygen?
Answers: 1
Calculate the change in internal energy of the following system: a 100.0-g bar of gold is heated fr...
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