While forming a 1.50 kg aluminum statue, a metal smith heats the aluminum to 2700°C , pours it into a mould, and then cools it to a room temperature of 23°C. Calculate the thermal energy released by the aluminum during this process. The specific heat capacity of aluminum is 9.2 x10? J/(kg. °C).

While forming a 1.50 kg aluminum statue, a metal smith heats the aluminum to 2700°C , pours it into a mould, and then cools it to a room temperature of 23°C. Calculate the thermal energy released by the aluminum during this process. The specific heat capacity of aluminum is 9.2 x10? J/(kg. °C).

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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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

While forming a 1.50 kg aluminum statue, a metal smith heats the aluminum to 2700°C , pours it into a
mould, and then cools it to a room temperature of 23°C. Calculate the thermal energy released by the
aluminum during this process. The specific heat capacity of aluminum is 9.2×10² J/(kg · °C).
Specific latent
heat of fusion (L)
(J/kg)
Melting
point (°C)
Specific latent heat
of vaporization (L)
(J/kg)
Boiling
point (°C)
Substance
aluminum
6.6 x 105
2519
4.0 x 105
10 900

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