Question

Tolong No 2 dan no 4(pakai cara tolong)

Answer 1

No.4
dik: m.es=200g
=0,2
c.es=0.5 kal/gr○c
L.es=80kal/gr
dit: a-c=...?
jb:
Q.a-b=
=M.es×C.es×deltaT
=O.2kg×0.5×5
=0.50
Q.b-c=
=M.es×L.es
=0.2×80
=16
Q.a-b-c=
=0.50+16
=16,50
maaf kalau salah