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A gaseous mixture contains CO 2 (g) in 2:5 ratio by mass. The ratio of number of molecules of CO 2 (g) and N 2 O (g) is 2:m. Find m?

A gaseous mixture contains CO2 (g)  in 2:5 ratio by mass. The ratio of number of molecules of CO2 (g) and N2O (g) is 2:m. Find m?
 

Grade:11

2 Answers

Vikas TU
14149 Points
7 years ago
Find the moles of CO2 as : 2/44
and moles of N2O as: 5/44
Now multiply the moles with Na (Avagaro numver) for molecules.
Idkanan
11 Points
6 years ago
Since molar mass of CO2 and N2O is same as 44g/mol this conveys that they will have same number of molecules in the ratio 2:5

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