Mathematics, 05.01.2023 20:30 babymiche829
The mass of a hydrogen atom is 1.67 × 10-24 grams.
The mass of a carbon atom is 1.99 × 10-23 grams.
A molecule of methane contains 4 atoms of hydrogen and 1 atom of carbon.
a) Calculate the mass of one molecule of methane
Give your answer in standard form.
b) Calculate the number of molecules in 1 gram of methane.
Give your answer in standard form to 3 significant figures.
Answers: 3
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You know the right answer?
The mass of a hydrogen atom is 1.67 × 10-24 grams.
The mass of a carbon atom is 1.99 × 10-23 grams...
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