Q. 224.7( 13 Votes )

How many atoms are there in 0.25 mole of hydrogen?

Answer :

1 mole of hydrogen contains = 6.022 × 1023 atoms of hydrogen

So, 0.25 moles of hydrogen will have = 6.022 × 1023 × 0.25 = 1.50 × 1023 atoms of hydrogen.


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