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Practice Test 1

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Q1

What amount of heat must be added to a 20-gram sample of ice in order to raise the temperature from $-5^\circ C$ to $35^\circ C$ ?

$\Delta H^\circ_f=333\frac{J}{g}$

$c_{water}=2.1\frac{J}{g^\circ C}$

$c_{ice}=4.184\frac{J}{g^\circ C}$

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