What is the mass of the gas in the tank

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(1) A 10m^3 tank of compressed natural gas has an absolute pressure of 400 kPa at a temperature of 27 C. What is the mass of the gas in the tank? 1 kmole of natural gas weighs 16 kg. R = 8314 J/kmole K.

(2) A 200 meter length of steel rail changes temperature by 30C during the course of a day. If the coeffcient of thermal expansion of steel is 12 parts per million per C, what is the change in length of the steel?

Reference no: EM13261043

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