* 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.

Getting Started With Solar

Getting Started With Solar

Do we really want the one thing that gives us its resources unconditionally to suffer even more than it is suffering now? Nature, is a part of our being from the earliest human days. We respect Nature and it gives us its bounty, but in the recent past greedy money hungry corporations have made us all so destructive, so wasteful.

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