m(NaOH) = 4 g
m(H2O) - ?
N(NaOH) = 4 / 40 = 0.1 mol
0.1 mol x mol
3NaOH + H3PO4 = Na3PO4 + 3H2O
3 mol 3 mol
3:0.1 = 3:x
3x = 0.3
x = 0.1
m(H2O) = 18 * 0.1 = 1.8 g
m(NaOH) = 4 g
m(H2O) - ?
N(NaOH) = 4 / 40 = 0.1 mol
0.1 mol x mol
3NaOH + H3PO4 = Na3PO4 + 3H2O
3 mol 3 mol
3:0.1 = 3:x
3x = 0.3
x = 0.1
m(H2O) = 18 * 0.1 = 1.8 g