How much heat is required to raise the temperature of 40 g of water 20 degrees C? (c=4.18* 10J/kgdegreesC) Answer given is 3.3 x 10^3 J, need explanation for this.
How much heat is required to raise the temperature of 40 g of water 20 degrees C? (c=4.18* 10J/kgdegreesC) Answer given is 3.3 x 10^3 J, need explanation for this.
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
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How much heat is required to raise the temperature of 40 g of water 20 degrees C?
(c=4.18* 10J/kgdegreesC)
Answer given is 3.3 x 10^3 J, need explanation for this.
Transcribed Image Text:b. 2.9 x 10' J
c. 6.0 x 10° J
W
26. If two substances of equal mass are supplied the same amount of thermal energy and th
different, you can assume that they have
different heat capacities
a.
b.
c.
e 5.9 x 10' J
y
27. How much heat is required to raise the temperature
(C = 4.18 x 10³ J/kg °C)
a. 5.2 J
b.
the same volume
different abilities to conduct heat
3.3 x 10' J
c. 8.0 x 10¹ J
C.
d.
d.
e.
d.
e
different densities
different volumes
of 40 g of water 20°C?
3.3 × 10³ J
2.1 x 106 J
28. Specific heat capacity is the quantity of heat
b.
a. required to change 1 kg of a substance from a liquid to a gas
given off by a 1-kg substance that changes state from solid to liquid
required to raise the temperature of 1 kg of a substance from 1°C to 100°C
needed to melt 1 kg of a substance without a change in temperature
e. required to raise the temperature of 1 kg of a substance 1°C
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