November 2021 0 5 Report
Укажите продукт восстановления СЕРНОЙ кислоты: S+H2SO4(конц) =
Al+H2SO4(разб) =
Al+H2SO4(конц) =комн.темп.=
Al+H2SO4(конц) =t=
Fe+H2SO4(конц) =t=
Fe+H2SO4(конц) =комн.темп.=
Cu+2H2SO4(разб) =
Cu+2H2SO4(конц) =
Au+2H2SO4(конц) =
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