Penjelasan:
Q= mcΔT
= 2kg x 4200 x (70-30)
= 336.000 J
c = Q/ mΔT
= 84000/2. (40-20)
= 84000/ 40
=2100 J/kg °C
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Penjelasan:
Q= mcΔT
= 2kg x 4200 x (70-30)
= 336.000 J
c = Q/ mΔT
= 84000/2. (40-20)
= 84000/ 40
=2100 J/kg °C