A sample of 0.177g of an ideal gas occupies 1000cm3 at STP.Calculate the rms speed of the gas molecules.
A sample of 0.177g of an ideal gas occupies 1000cm3 at STP.Calculate the rms speed of the gas molecules.

In viewing through a magnifying glass, one usually positions one's eyes very close to the lens. Does angular magnification change if the eye is moved back?
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