Question
1. A 15.75-g piece of iron absorbs 1086.75 joules of heat energy, and its temperature changes from 25C to 175C. Calculate the specific heat capacity
1. A 15.75-g piece of iron absorbs 1086.75 joules of heat energy, and its temperature changes from 25C to 175C. Calculate the specific heat capacity of iron.
2. How many joules of heat are needed to raise the temperature of 10.0 g of aluminum from 22C to 55C, if the specific heat of aluminum is 0.90 J/gC?
3. To what temperature will a 50.0 g piece of glass raise if it absorbs 5275 joules of heat and its specific heat capacity is 0.50 J/gC? The initial temperature of the glass is 20.0C.
4. Calculate the heat capacity of a piece of wood if 1500.0 g of the wood absorbs 6.75104 joules of heat, and its temperature changes from 32C to 57C.
5. 100.0 mL of 4.0C water is heated until its temperature is 37C. If the specific heat of water is 4.18 J/gC, calculate the amount of heat energy needed to cause this rise in temperature.
6. 25.0 g of mercury is heated from 25C to 155C, and absorbs 455 joules of heat in the process. Calculate the specific heat capacity of mercury.
7. What is the specific heat capacity of silver metal if 55.00 g of the metal absorbs 47.3 calories of heat and the temperature rises 15.0C?
8. If a sample of chloroform is initially at 25C, what is its final temperature if 150.0 g of chloroform absorbs 1.0 kilojoules of heat, and the specific heat of chloroform is 0.96 J/gC?
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