The temperature of an ingot of silver is60°C above room temperature right now. Twenty minutes ago, itwas 70°C above room temperature. How far above room temperature will the silver bea. 15 min from now?b. 2 hours from now?c. When will the silver be 10°C above room temperature?

The temperature of an ingot of silver is60°C above room temperature right now. Twenty minutes ago, itwas 70°C above room temperature. How far above room temperature will the silver bea. 15 min from now?b. 2 hours from now?c. When will the silver be 10°C above room temperature?

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter1: A Physics Toolkit

Section: Chapter Questions

Problem 52A

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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

The temperature of an ingot of silver is
60°C above room temperature right now. Twenty minutes ago, it
was 70°C above room temperature. How far above room temperature will the silver be
a. 15 min from now?
b. 2 hours from now?
c. When will the silver be 10°C above room temperature?

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