Answer:
The correct answer for plato/edmentum is C). 1700 joules
Step-by-step explanation:
Heat = m*c * deltat
m = 20 grams
c = 4.19 J/g*C
deltaT = 30 - 10 = 20
Heat = 20 * 4.19 * 20
Heat = 1676 joules or 1.7 kJ depending on what you need.
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