* 1 mole air. c

(a) Does it violate the 1st law of thermodynamics?

(b) Does it violate the 2nd law of thermodynamics?

3.26 An insulated tank is attached to an insulated cylinder with a frictionless piston via tubing containing a valve.

Initially, the tank contains superheated steam and the valve is closed. The valve is opened, steam escapes from the tank into the cylinder and the piston rises. An equilibrium is reached when the pressure of the surroundings is equal to that in the tank and cylinder. The valve is immediately closed. The following table gives known quantities and blanks for quantities to be calculated. Fill in the blanks.

Solar Panel Basics

Solar Panel Basics

Global warming is a huge problem which will significantly affect every country in the world. Many people all over the world are trying to do whatever they can to help combat the effects of global warming. One of the ways that people can fight global warming is to reduce their dependence on non-renewable energy sources like oil and petroleum based products.

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