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1. 10 kg × 4.200 J/kg°C × 75°C = 3.150.000 J = 3.150 KJ
2. 100 g × 0,11 kal/kg°C × 50°C = 550 kal
=10.(100-25=75).4200
=750.4200
=3150000 J
2.Q=m.T.c
=100*(75-25=50)*0,11
=5000*0,11
=550 J