amarieannaperezbelto amarieannaperezbelto

08-06-2020
Chemistry

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1
Determine the amount of heat (q) in joules that is released when 20.0 grams of water is cooled from 85˚C to 5˚C. Remember that the specific heat of water is 4.18 J/g˚C.

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istech3140 istech3140

08-06-2020

Answer:

-6688 J

Explanation:

So for this question we have to use equation q=(m)(c)(deltaT)

Mass=20.0 grams

C=4.18 J/g

delta T= final-initial= 5-85=-80

q=(20.0)(4.18)(-80)

q=-6688 J

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