Question

The number of moles in 6.72dm3 of ammonia gas at s.T.P are

Answer 1

Answer:

0.3 M

Explanations :

We know that 1M of gas occupies 22.4 L. Therefore 1 L of gas contains 1/22.4 M. Hence 6.72 dm^3 o 6.72 L will have 6.72/22.4 M or 0.3 M of gas