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What is the total number of joules of heat energy absorbed by 15 grams of water when it is heated from 30°C to 40°C?
A. 10
B. 63
C. 150
D. 456
E. 630
Use H = mcT (change in temp).
H = 15 g x 4.2 J/g°C x 10°C or 630 joules.
 
 
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DrTeeth
DrTeeth
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Taken: 235 times
Added: 8/12/2008
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DrTeeth
DAT - Survey of Natural Sciences
Founded by DrTeeth
100 question exam covering the Survey of Natural Sciences portion of the DAT exam.
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