1. Calculate the rms speeds at 20 degrees celcius of atoms of(adsbygoogle = window.adsbygoogle || []).push({});

helium (4u)?

2. The escapte speed from the surface of the earth is 11.2 km/s. Find at what temp. the following gas (O2) have this value as the rms speed?

3. One mole of an ideal monatomic gas is heated from 0 degrees celcius to 100 degrees celcius. Find the chnage in internal energy and the heat absorbed, given that the process takes place under the follwoing condition:

(a) constant volume

(b) constant pressure

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# Homework Help: Rms speeds at 20 degrees celcius of atoms of helium

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