Respostas

2014-02-21T14:11:53-03:00
F = 9(K - 273)/5 + 32 
F = 9(300 - 273)/5 + 32 com 300K
F = 9(27)/5 + 32
F = 243/5 + 32
F=48,6+32
F=80,6

F = 9(K - 273)/5 + 32 
F = 9(600 - 273)/5 + 32 com 600K
F=9(327)/5+32
F2.943/5+32
F=558,6+32
F=620,6
Variação Ffinal-Finicial
V=620,6-80,6
V=540  resposta C)
5 4 5
2014-02-21T15:26:02-03:00
Resposta

ΔF /180 = ΔK /100

ΔF /180 = 600 - 300 /100

ΔF / 180 = 300/100

100ΔF  = 180 . 300

100ΔF = 54000

ΔF = 54000/100

ΔF = 540ºF

Letra C
1 1 1