Rb, Ca, Ca²⁺, K
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CH3-COOH + Cl2 -(Pкрасный)-> СH2(Cl)-COOH + HCl
СH2(Cl)-COOH + 2NH3 -> СH2(NH2)-COOH + NH4Cl
СH2(NH2)-COOH + CH3OH -(H2SO4)-> СH2(NH2)-COO-CH3 + H2O
Ω = (15/300)х100\% = 5\%.
К группе "тех." — технические.
AgNO3 + NaOH -> AgOH(осадок) + NaNO3
Ag(+) + NO3(-) + Na(+) + OH(-) -> AgOH(осадок) + Na(+) NO3(-)
Ag(+) + OH(-) -> AgOH