7.56 moles of Cu to grams of Cu how many grams

If a reaction has g of -136kj at 110°c, will it be spontaneous at this temperature (110°c)? yes or no

If i initially have a gas at a pressure of 12 atm, a volume of 23 liters, and a temperature of 200 k, and then i raise the pressure to 14 atm and increase the temperature to 300 k, what is the new volume of the gas?

What would happen to a volleyball left outside in the winter? o o o o a. it would expand. b. it would lose air. c. it would shrink. d. it would explode.