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Question 7 of 14 > The table lists the specific heat values for brick, ethanol, and...

Question:

Question 7 of 14 > The table lists the specific heat values for brick, ethanol, and wood. Specific Heats of Substances Substa
Question 7 of 14 > Calculate the amount of heat, in calories, that must be added to warm 37.1 g of ethanol from 19.4 °C to 44
Question 7 of 14 > The table lists the specific heat values for brick, ethanol, and wood. Specific Heats of Substances Substance Brick Ethanol Wood Specific Heat 0.20 0.58 0.10 Calculate the amount of heat, in calories, that must be added to warm 37.1 g of brick from 19.4°C to 44.6 °C. Assume no changes in state occur during this change in temperature. heat added
Question 7 of 14 > Calculate the amount of heat, in calories, that must be added to warm 37.1 g of ethanol from 19.4 °C to 44.6 °C. Assume no changes in state occur during this change in temperature, cal heat added: Calculate the amount of heat, in calories, that must be added to warm 37.1 g of wood from 19.4 °C to 44.6 °C. Assume no changes in state occur during this change in temperature, heat added: Which substance requires the greatest input of heat energy?

Answers

Solution ogiven: - mass of brick Specific Heat 37.1 g 0,20 cal 9 °C Tinitial 19, 4°C final = 44.6 °C Therefore AT= 44.60€ -19putting the values in this equations = 37.19% 0.20 cal x 25.20€ goc cal V = 186.98 Hence, heart added = 186.98 cal given: . m9- 37.18 X 0.58 cal X 25. 20°C 8.4 542.25 cal Hence, 542.25 Heat added • given: - wood = 37.19 CE 0.10 041/9c 25. 20°C AT: 44• The goeatest heat requlaed for ethanel is 542.25 CM)

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