10-12-2020
Chemistry

contestada

ASAP PLEASE
Hydrogen has an atomic number of 1. Helium has an atomic number of 2. How is a mole of hydrogen the same as a mole of helium?
How is a mole of hydrogen different than a mole of helium?

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10-12-2020

The mass of Hydrogen is 2 g/mol
The mass of Helium is 4 g/mol

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