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Jawaban:
dari es -10 c ke 0 c
Q = m c ΔT
Q = 0,5 * 2100 * (0-(-10))
Q = 10500
dari es 0 c ke air 0 c
Q = m L
Q = 0,5 * 336000
Q = 168000
dari air 0 c ke air 100 c
Q = m c ΔT
Q = 0,5 * 4200 * 100
Q = 210000
Total kalori : Q1 + Q2 +Q3 = 10500 + 168000+210000 = 388500 J
Penjelasan: