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Paper 1 Physics
Specific latent heat
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Cards (4)
What is specific latent heat?
The specific latent heat is the
amount
of
energy
required to
change
the
state
of one kilogram of a substance.
What is specific latent heat of fusion?
Energy
required to
change
1kg of a substance from
solid
to
liquid
with no
temperature
change
What is the specific heat of vaporisation ?
The
energy
required to
change
1
kg
of a
substance
from
liquid
to
gas
with no
temperature
change
What is the equation linking mass latent heat and energy for a state change?
E (
energy
for a
state
change
) =
m
(
mass
) x
(L
)
latent
heat
