Q=C x m x deltaT
deltaT=23+38.8=61.8°
С(Hg)=140 J/kg x C°
m=n/M
V=n/22.4
M (Hg)=200.59 g/mol
V (Hg)=1 ml=0.001 L
n (Hg)=Vx22.4=0.001 x 22.4 = 0.0224 mol
m (Hg) = 0.0224/200.59=0.0001 g = 1 x 10-7 kg
Q=140 x 10-7 x 61.8 = 10-3 J
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