Respostas

2013-09-12T21:28:41-03:00
1 J ~ 4,2 cal
Logo, 10 cal será 42 J
250 cal = 1050 = 1,05 KJ
2,8 Kcal = 11,76 KJ
2090 cal = 1218
15 cal = 0,063 KJ
1 4 1
2013-09-12T23:53:18-03:00
10 cal = 42 J
250 cal = 1050 = 1,05 KJ
2,8 Kcal = 11,76 KJ
2090 cal = 1218
15 cal = 0,063 KJ