Consider a 100 gm of copper taken at 60° C is cooled to 40°C . How much heat does it release? [Specific heat of copper = 0.09 cal/g/°C]
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Heat given by water to reach 5
o
c+Heat given by copper vessel to reach 5
o
c=Heat taken by ice to melt at 0
o
C+heat takenby mealted ice to rt 5
o</p><p>c</p><p></p><p>
m</p><p>w
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