3NaOH + H3PO4 = 3H2O + Na3PO4
u(NaOH)= 80/40=2
По уравнению реакции:
NaOH/3H2O = 1/1 => u(H2O)= 2
m(H2O)= 2*18=36г
Ответ: m(H2O)= 36г ❤
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3NaOH + H3PO4 = 3H2O + Na3PO4
u(NaOH)= 80/40=2
По уравнению реакции:
NaOH/3H2O = 1/1 => u(H2O)= 2
m(H2O)= 2*18=36г
Ответ: m(H2O)= 36г ❤