# Problem: The root-mean-square speed of gas molecules is 256.0 m/s at a given T. The gas has a molar mass of 32.00 g/mol. What would be the root-mean-square speed for a gas with a molar mass of 131.0 g/mol?a. 126.5 m/sb. 62.53 m/sc. 518.0 m/sd. 1048 m/se. 189.8 m/s

###### Problem Details

The root-mean-square speed of gas molecules is 256.0 m/s at a given T. The gas has a molar mass of 32.00 g/mol. What would be the root-mean-square speed for a gas with a molar mass of 131.0 g/mol?

a. 126.5 m/s

b. 62.53 m/s

c. 518.0 m/s

d. 1048 m/s

e. 189.8 m/s

What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Root Mean Square Speed concept. You can view video lessons to learn Root Mean Square Speed. Or if you need more Root Mean Square Speed practice, you can also practice Root Mean Square Speed practice problems.

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Our tutors rated the difficulty ofThe root-mean-square speed of gas molecules is 256.0 m/s at ...as medium difficulty.

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Based on our data, we think this problem is relevant for Professor Dunning's class at TEXAS.