Question

calculate the kinetic energy of 10 gram hydrogen gas at 27 degree Celsius​

Answer 1

Explanation:

Given : m=10g=10×10

−3

kg

T=273+127=400K

R=8320J/mol.K

M=40kg/mol

Kinetic energy per unit mass =

2

3

M

RT

=

2×40

3×8320×400

=15×8320

=1.248×10

5

J/kg

The kinetic energy of 10×10

−3

kg of Argon at 127

∘

C

=1.248×10

5

×10×10

−3

=1248J