Odpowiedzi

2009-12-20T11:54:32+01:00
Masa K = 39
masa N = 14
masa O = 16
39 + 14 + 3x 16 = 101 g/mol
2009-12-20T11:54:51+01:00
2009-12-20T11:56:00+01:00
M mol = 39u + 14u + 16u*3= 101 g \ mol
m KNO3 = 101g/mol