Дано:V(HCl) = 22.1 дм3 = 22.1 л m(H2O) = 2 кг w(HCl) - ?n(HCl) = 22.1/22.4 = 0.98 мольm(HCl) = 0.98*36.5 = 36 грm(раствора) = 36 + 2000 = 2036 грw(HCl) = 36/2036*100% = 1.7 %
Дано:
V(HCl) = 22.1 дм3 = 22.1 л
m(H2O) = 2 кг
w(HCl) - ?
n(HCl) = 22.1/22.4 = 0.98 моль
m(HCl) = 0.98*36.5 = 36 гр
m(раствора) = 36 + 2000 = 2036 гр
w(HCl) = 36/2036*100% = 1.7 %