Question

NATIONAL COTICE OF CONSEILON
29. Which one of the following pairs of gases
contains the same number of molecules
(a) 16g of O2 and 14g of N2
b) 8 g of O2 and 22 g of CO2
(C) 28 g of N2 and 22 g of CO2
(d) 32 g of O2 and 32 g of N2​

Answer 1

Answer:

16g O2 and 14g N2

Explanation:

no of molecules =no of moles x Avogadro no

16g O2--.

$16 \div 32 \times n _{a} = 0.5n _{a}$

14g of N2--

$14 \div 28 \times n_{a} = 0.5n _{a}$

where

$n _{a}$

is the Avogadro no .

Please mark it as the brainliest.