Question
Question: At room temperature the rms speed of the molecules of a certain diatomic gas is found to be 1930 m/s...
At room temperature the rms speed of the molecules of a certain diatomic gas is found to be 1930 m/s the gas is
A
H2
B
F2
C
O2
D
C
Answer
H2
Explanation
Solution
Vrms=M3RT
∴M=Vrms23RT=(1.930)23x8.31x300=2.0078x10−3kg=2.00gm
Hence (1) is correct.