Question

the number of atoms present in 0.5 mole of nitrogen is same as the atoms in
(a)12g of C, (b)64g of S, (c)8g of O, (d)48g of Mg

Answer 1

Answer:

Given mass /molar mass =no. Of moles

Put this formula in all of the options and check the no. Of moles

Therefore ans is (c)