Posted by
**Veronica** on
.

If i have 21 grams of hydrogen, how many atoms of hydrogen do i have?

There are 6.023 x 10^23 atoms in 1 gram of hydrogen. So how many are in 21 g hydrogen?

Thursday

March 30, 2017
Posted by
**Veronica** on
.

If i have 21 grams of hydrogen, how many atoms of hydrogen do i have?

There are 6.023 x 10^23 atoms in 1 gram of hydrogen. So how many are in 21 g hydrogen?

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