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Physics Paper 1
Specific Latent Heat
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Created by
Farah Ahammad Jeelani
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Cards (5)
Specific latent heat
The amount of
energy
required to change the state of one
kilogram
of substance with no change in temperature
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Specific latent heat of fusion
The
energy
required to change
1 kilogram
of a substance from a solid to a liquid with no change in temperature
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Specific latent heat of vaporization
The
energy
required to change one
kilogram
of a substance from a liquid to a vapor with
no
change in temperature
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Calculating energy change for change of state
Energy
for change of
state
(J) = Mass (kg) x Specific latent heat (J/kg)
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Specific latent heat values
Specific latent heat of
fusion
of
water
= 334,000 J/kg
Specific latent heat of
vaporization
of
ethanol
= 846,000 J/kg
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