Question

The molar mass of hydrogen (H2) is 2.02 g/mol. A sample contains 4.00 mol of H2. What is the mass, in grams, of this sample? 1.98

Answer 1

1 mol ---- 2,02 g
4 mol ---- x g

x = 4 mol × 2,02 g / 1 mol = 8,08 g

Answer : The mass of this sample is 8,08 g.

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Answer 2

Answer:

D: 8.08

Explanation:

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