July 2022 1 4 Report
Назовите эквивалент и определите эквивалентную массу катионов свинца в приведенных реакциях:
а) Pb⁴⁺ + 2ê = Pb²⁺,
б) Pb⁴⁺ + 4 OH⁻ = Pb(OH)₄

Должны получиться ответы а) 103,6, б) 51,8 (г / моль-экв.)
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