Question

The order of magnitude of the number of nitrogen molecules in an air bubble of diameter 2 mm under ordinary conditions is

Plz explain with proper explaination
answer is 10^17
​

Answer 1

Answer:

Explanation:

Molar volume = 22400cm  ³

 

Bubble volume -    

4/3π  d³/8 =4/3π10  ^−9

 

No. of molecules =    

6×10 ^23 ×4π10  ^−9  /22400×10  ^−6 ×3 ≈ 10 ^- 17