Heat Transfer Worksheet

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Science Worksheet 2-10a Heat Transfer Worksheet
Name________________________________________Date____________________________
In problems 1-3, calculate the heat change (calories) using the equations below
∆ Heat = Specific Heat x mass x ∆ temperature
o
1. How many calories of heat are required to raise the temperature of 550 g of water from 12.0
C to
o
o
18.0
C? (remember the specific heat of water is 1.00 cal/g x
C)
o
o
2. How much heat is lost when a 640 g piece of copper cools from 375
C, to 26
C? (The specific heat
o
of copper is 0.09 cal/g x
C)
o
3. The specific heat of iron is 0.107 cal/g x
C. How much heat is transferred when a 24.7 kg iron
o
o
ingot is cooled from 880
C to 13
C?
In problems 4-6, find the mass using the equation below.
Mass = ∆ Heat ÷ (Specific Heat x ∆ temperature)
o
4. How many grams of water would require 22,000 of heat to raise its temperature from 34.0
C to
o
o
100.0
C? (Remember the specific heat of water is 1.00 cal/g x
C)
o
5. 2088 cal of heat are applied to a piece of aluminum, causing a 56
C increase in its temperature. The
o
specific heat of aluminum is 0.22 cal/g x
C. What is the mass of the aluminum?
o
6. Find the mass of a sample of water if its temperature dropped 24.8
C when it lost 207 cal of heat.

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