PS Topic 3.1d Eval – Calculating Specific Heat
PS Topic 3.1d Eval – Calculating Specific Heat
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- Question 1 of 12
1. Question
1 point(s)A 15.75-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 capacity of iron. (Use the formula triangle to help you solve the problem)
- Question 2 of 12
2. Question
1 point(s)How many joules of heat are needed to raise the temperature of 10.0 g of aluminum from 22°C to 55°C, if the specific heat of aluminum is 0.90 J/gx°C?
- Question 3 of 12
3. Question
1 point(s)A 0.3 g piece of copper is heated and fashioned into a bracelet. The amount of energy transferred by heat to the copper is 66,300 J. If the specific heat of copper is 390 J/g 0C, what Is the change of the copper’s temperature?
- Question 4 of 12
4. Question
1 point(s)When a piece of aluminum foil is taken out of the oven and cools from 100° to 50°, What is the change in temperature?
- Question 5 of 12
5. Question
1 point(s)Match the symbol with its correct term.
Sort elements
- change in thermal energy (J)
- mass of substance (g)
- specific heat of substance (J/g °C)
- change in temperature (Tfinal – Tinitial)
- Q
- m
- Cp
- ∆T
- Question 6 of 12
6. Question
1 point(s)What is the formula to calculate heat energy required to raise the temperature of any substance? - Question 7 of 12
7. Question
1 point(s)Specific heat is….
- Question 8 of 12
8. Question
1 point(s)How many Joules of energy are required to change 10 gram of liquidwater from 20 C to 90 C?
- Question 9 of 12
9. Question
1 point(s)The specific heat of aluminum is 0.21 J/g°C. How much heat(Q) is released when a 10 g piece of aluminum foil is taken out of the oven and cools from 100° to 50°?
- Question 10 of 12
10. Question
1 point(s)20 g of water. specific heat of water is 4.18 J/x°C. temperature changes from 25° C to 20° C, how much heat energy (Q) moves from the water to the surroundings?
- Question 11 of 12
11. Question
1 point(s)Which of the following is NOT true about heat?
- Question 12 of 12
12. Question
1 point(s)How many Joules of energy are required to change 10 gram of ice at -2 C to water at 20 C?
