Question: The rms ( root - mean - square ) speed of a diatomic hydrogen molecule at 5 0 C C is 2 0 0 0

The rms (root-mean-square) speed of a diatomic hydrogen molecule at 50CC is 2000 m/sm/s. Note that 1.0 molmol of diatomic hydrogen at 50CC has a total translational kinetic energy of 4000 JJ.
Part A
Diatomic oxygen has a molar mass 16 times that of diatomic hydrogen. The root-mean-square speed vrmsvrms for diatomic oxygen at 50CC is:
Choose the correct value of vrmsvrms.
View Available Hint(s)for Part A
(16)(2000m/s)=32000m/s(16)(2000m/s)=32000m/s(4)(2000m/s)=8000m/s(4)(2000m/s)=8000m/s2000m/s2000m/s(14)(2000m/s)=500m/s(14)(2000m/s)=500m/s(116)(2000m/s)=125m/s(116)(2000m/s)=125m/snone of the above
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Part B
The total translational kinetic energy of 1.0 mole of diatomic oxygen at 50CC is:
Choose the correct total translational kinetic energy.
View Available Hint(s)for Part B
(16)(4000J)=64000J(16)(4000J)=64000J(4)(4000J)=16000J(4)(4000J)=16000J4000J4000J(14)(4000J)=1000J(14)(4000J)=1000J(116)(4000J)=150J(116)(4000J)=150Jnone of the above
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Part C
The temperature of the diatomic hydrogen gas sample is increased to 100CC. The root-mean-square speed vrmsvrms for diatomic hydrogen at 100CC is:
Choose the correct vrmsvrms.
(2)(2000m/s)=4000m/s(2)(2000m/s)=4000m/s(2)(2000m/s)=2800m/s(2)(2000m/s)=2800m/s2000m/s2000m/s(12)(2000m/s)=1400m/s(12)(2000m/s)=1400m/s(12)(2000m/s)=1000m/s(12)(2000m/s)=1000m/snone of the above

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