Question

Raunak took 5 moles of carbon atoms in a container and Krish also took 5 moles of sodium atoms in another container of same weight. (a) Whose container is heavier? (b) Whose container has more number of atoms?

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Answer

(a) Mass of sodium atoms carried by Krish = (5 x 23) g = 115 g

Mass of carbon atoms carried by Raunak = (5 × 12) g = 60 g

Thus, Krish’s container is heavier.

(b) Both the bags have same number of atoms as they have same number of moles of atoms.

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