Question

How many hydrogen atoms are there in 3 moles of hydrogen?

Answer 1

As hydrogen gas is diatomic, 3 moles of hydrogen gas contains 3 x 6.022 x 10^23 H2 molecules, each containing 2 hydrogen atoms. Therefore, 3 moles of hydrogen gas contains 2 x 3 x 6.022 x 10^23 hydrogen atoms, or 3.6132 x 10^24.

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Answer 2

Answer:

moles of hydrogen gas contains 2 x 3 x 6.022 x 10^23 hydrogen atoms, or 3.6132 x 10^2