i) When 30.0 kcal of heat are supplied to the 5.00 x 102 g of water at 22° C, determine the final temperature of the water?
ii) It is a damp, chilly day in a New England seacoast town suffering from the power failure. To warm up the cold, clammy sheets, Jen decides to fill hot water bottles to tuck among the sheets at the foot of the beds. When she wishes to heat 3.0 L of water on the wood stove from 20.0° C to 80.0° C, determine how much heat should flow into the water?
iii) A cylinder comprises 280 L of hydrogen gas (H2) at 0.0° C and a pressure of 10.0 atm. Determine how much energy is needed to increase the temperature of this gas to 33.0° C?