Thermochemistry Questions

A 16.03 g piece of iron absorbs 1086.75 joules of heat energy, and its temperature changes from 25°C to 175°C. Calculate the specific heat of iron.

How many joules of heat are needed to raise the temperature of 47.5 g of aluminum from 21°C to 94°C, if the specific heat of aluminum is 0.90 J/g °C?

Calculate the specific heat capacity of a piece of wood if 1500.0 g of the wood absorbs 67,500 joules of heat, and its temperature changes from 32°C to 57°C.

348 g of water starting at 4.0°C is heated until its temperature is 37°C. Calculate the amount of heat energy needed to cause this rise in temperature.

27.0 g of mercury is heated from 25°C to 172°C, and absorbs 548 J of heat in the process. Calculate the specific heat capacity of mercury.

What is the specific heat of silver metal if 55.00 g of the metal absorbs 194.7 J of heat and the temperature rises 15.0°C?

What mass of water will change its temperature by 45°C when 946 J of heat is added to it?

A 14.6 g piece of copper is heated and fashioned into a bracelet. The amount of heat transferred to the copper is 3465 J. If the specific heat of copper is .390 J/g°C, what is the change of the copper's temperature?

A 457 g bar of gold is initially at a temperature of 25°C. If 54360 J of heat is added to the gold, and the specific heat of the gold is 0.130 J/g°C, what is the final temperature of the gold bar?