butuh bantuannya....... Susah bngt

A-B => m . C'es . ∆t

2 . 0,5 . {0-(-10)}

1 . 10 = 10 kkal


B-C => m . L'es

2 . 80 = 160 kkal


C-D => m . C'air . ∆t

2 . 1 . 100 = 200 kkal


total kalor => 10+160+200 =370 kkal