Answer
$3352J$
Work Step by Step
We know that
$Q=W=Mc_w\Delta T$
$\implies Q=\rho V c_w \Delta T$
We plug in the known values to obtain:
$Q=(1000)(200\times 10^{-6})(4190)(25-21)$
This simplifies to:
$Q=3352J$
Physics for Scientists and Engineers: A Strategic Approach with Modern Physics (3rd Edition)
by Knight, Randall D.
Published by
Pearson
ISBN 10:
0321740904
ISBN 13:
978-0-32174-090-8
Chapter 17 - Work, Heat, and the First Law of Thermodynamics - Exercises and Problems - Page 497: 12
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