V(р-ну) = 400 ml
P(р-ну) = 1.1 g / ml
W(H2SO4) = 0.15 = 15%
m(H2O) = 60 g
W1(H2SO4) - ?
m(р-ну) = 400 * 1.1 = 440 g
m(H2SO4) = 0.15*440 = 66 g
m1(р-ну) = 440 + 60 = 500 g
W1(H2SO4) = 66 / 500 = 0.132 = 13.2%
V(р-ну) = 400 ml
P(р-ну) = 1.1 g / ml
W(H2SO4) = 0.15 = 15%
m(H2O) = 60 g
W1(H2SO4) - ?
m(р-ну) = 400 * 1.1 = 440 g
m(H2SO4) = 0.15*440 = 66 g
m1(р-ну) = 440 + 60 = 500 g
W1(H2SO4) = 66 / 500 = 0.132 = 13.2%