8. If 343 kcal is applied to a 5 kg slab of asphalt that starts at 25°C, what will its final temperaturebe?9. a. If 1410 J of heat are applied to a 100g piece of metal pipe and the temperature of the piperises from 22°C to 89°C, what is the specific heat capacity of the metal?b. If you were doing this to determine whether the metal was aluminum, c=.91 j/gK or tin, c =0.21 j/gK, what conclusion would you make?10. If the same amount of heat energy as #9 is applied to 100g water at 25°C, what will happen? Showusing equations to give a detailed, quantitative answer.

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8. If 343 kcal is applied to a 5 kg slab of asphalt that starts at 25°C, what will its final temperature be?

Inquiry into Physics

8th Edition

ISBN:9781337515863

Author:Ostdiek

Publisher:Ostdiek

Chapter5: Temperature And Heat

Section: Chapter Questions

Problem 13P: - (a) Compute the amount of heat needed to raise the temperature of 1 kg of water from its freezing...

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Concept explainers

Calorimetry

Measuring the heat transferred during chemical reactions or other physical processes is known as calorimetry. It comes under the branch of thermochemistry.

Question

8. If 343 kcal is applied to a 5 kg slab of asphalt that starts at 25°C, what will its final temperature
be?
9. a. If 1410 J of heat are applied to a 100g piece of metal pipe and the temperature of the pipe
rises from 22°C to 89°C, what is the specific heat capacity of the metal?
b. If you were doing this to determine whether the metal was aluminum, c=.91 j/gK or tin, c =
0.21 j/gK, what conclusion would you make?
10. If the same amount of heat energy as #9 is applied to 100g water at 25°C, what will happen? Show
using equations to give a detailed, quantitative answer.

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