chemical-aritmatic

Question: Which one of the following pairs of gases contains the same number of molecules

1) "16 g of ${O_2}$and 14 g of ${N_2}$ "

2) 8 g of ${O_2}$and 22 g of $C{O_2}$

3) 28 g of ${N_2}$and 22 g of $C{O_2}$

4) 32 g of ${O_2}$and 32 g of ${N_2}$

Solution:

Explanation: No Explanation

mole-concept

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