1.

Calculate mass of hydrogen present in 3g of H2O?

Answer»

Hy here is your ANSWER...

1 mole = given mass / molar mass

its ..
given mass / molar mass of h2o that is
3 / 18 = 1 / 6 g of hydrogen PRESENT in the 3 g of h2o....

hope it will HELP u out.....



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