уравнение реакции:
KOH + HCl = KCl + H2O;
n(KOH) = n(HCl) (по уравнению реакции)
m(HCl) = T(HCl)*V(HCl) = 0.002864*18.7 = 0.0535568 g;
n(HCl) = m(HCl) / M(HCl) = 0.0535568 / 36.46 = 0.001469 mol;
n(KOH) = n(HCl) = 0.001469 mol;
C(KOH) = n(KOH) / V(KOH) = 0.001469 / 0.015 = 0.0979 моль/л
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уравнение реакции:
KOH + HCl = KCl + H2O;
n(KOH) = n(HCl) (по уравнению реакции)
m(HCl) = T(HCl)*V(HCl) = 0.002864*18.7 = 0.0535568 g;
n(HCl) = m(HCl) / M(HCl) = 0.0535568 / 36.46 = 0.001469 mol;
n(KOH) = n(HCl) = 0.001469 mol;
C(KOH) = n(KOH) / V(KOH) = 0.001469 / 0.015 = 0.0979 моль/л