Question

Tolong dong caranya gimana?? yang lengkap ya caranya makasih

Answer 1

71 
Q = m L
Q = 0,3 . 340000
Q = 102.000 J (C)

72
Q = m c ΔT
Q = 50 . 1 . 60
Q = 3000 J (B)

73
Q = Q1 + Q2
Q = mcΔT + mL
Q = 1 . 2100 . 5 + 1 . 336000
Q = 346.500 J (D)