What volume of water (in mL), initially at 62.9 °C, needs to be mixed with 270 mL of water, initially at 28.2 °C, so that the final temperature of the water is 43.9 °C? Assume that the density of water remains constant over the above temperature range. Enter your answer in decimal notation with three significant figures.

Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter12: Solutions
Section: Chapter Questions
Problem 12.55QE
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What volume of water (in
mL), initially at 62.9 °C,
needs to be mixed with 270
mL of water, initially at 28.2
°C, so that the final
temperature of the water is
43.9 °C? Assume that the
density of water remains
constant over the above
temperature range.
Enter your answer in
decimal notation with three
significant figures.
Transcribed Image Text:What volume of water (in mL), initially at 62.9 °C, needs to be mixed with 270 mL of water, initially at 28.2 °C, so that the final temperature of the water is 43.9 °C? Assume that the density of water remains constant over the above temperature range. Enter your answer in decimal notation with three significant figures.
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