how much energy is transferred when 1gm. of boiling water at 100 degree celcius cools to water at 0 degree Celsius
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mass of water (m) = 1 g
initial temperature (t1) = 0 C
final temperature (t2) = 100 C
specific heat capacity of water (c) = 4.2 J/g C
using Q = mxcx(t2-t1)
where, Q is the heat energy transferred
Q = 1 x 4.2 x 100
Q = 420 J
Therefore, the energy transfer is of 420 joules
initial temperature (t1) = 0 C
final temperature (t2) = 100 C
specific heat capacity of water (c) = 4.2 J/g C
using Q = mxcx(t2-t1)
where, Q is the heat energy transferred
Q = 1 x 4.2 x 100
Q = 420 J
Therefore, the energy transfer is of 420 joules
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