If a 100.0 g sample of water at 67.4°C is added to a 100.0 g sample of water at 14.3°C, determine the final temperature of the water. Assume no heat is lost to the surroundings.

Asmall amount of a solid is added to water. the observation made after fifteen minutes is shown in the figure. which of these solids has been probably added to water? a) oil b) sand c) sugar d) wood chips

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?

When electrolyzing copper (ll) chloride, what reaction takes place at the anode? what reaction takes place at the cathode?