EXTRA CREDIT How much heat must be added to a 75.0-gram sample of water to raise the temperature from -20°C (sold) to 20°C (liquid), knowing that water melts at
0°C? All pertinent constants can be found below:
90 - 2.00 J/g°C
water 4.18 1/3°C
- 6,01 kJ/mol
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