Question

5. Calculate the mass of 12.0 x 1014 atoms of
hydrogen​

Answer 1

Answer:

of atoms =mole*avogadro number , Mole = no.of atoms Avogadro no.= 12*10146.022*1023=1.993*10-9mole, mole=given massmolecular mass given mass=mole*molar mass=1.993*10-9*1.008=2.009*10-9

Explanation:

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