The average K.E. of a hydrogen gas molecule at STP will be (Boltzmann constant KB= 1.38 × 10-23 JK-1) ………
A. 0.186 × 10-28 J
B. 0.372 × 10-20 J
C. 0.56 × 10-20 J
D. 5.6 × 10-20 J
Answer:C
The average K.E. of a hydrogen gas molecule at STP will be (Boltzmann constant KB= 1.38 × 10-23 JK-1) ………
A. 0.186 × 10-28 J B. 0.372 × 10-20 J C. 0.56 × 10-20 J D. 5.6 × 10-20 J