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Subject :NSO    Class : Class 9

Which of the following statements is/are correct?
I. 5 moles of CO2 and 5 moles of H2O have the same mass.
II. 100 g of NH3 has more atoms than that present in 100 g of N2.
III. 16 g of solid sulphur contains 3.76 × 1022 molecules.

A I and II only
B II and III only
C III only
D I only


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