NaOH + HNO3 = NaNO3 + H2O
3/1 = x/63
x = 3*63 = 189 г
6/1 = y/63
y = 6*63 = 378 г
7/1 = z/63
z = 7*63 = 441 г
NaOH + HNO3 = NaNO3 + H2O
3/1 = x/63
x = 3*63 = 189 г
6/1 = y/63
y = 6*63 = 378 г
7/1 = z/63
z = 7*63 = 441 г