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joyjulee
@joyjulee
July 2022
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Помогите с А5 и А6, пожалуйста.
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svetka1574
5) С кальцием реагирует 4)
Ca + H2 -> CaH2
Ca + H2SO4 -> CaSO4 + H2↑
6) Ответ: 4
Sn + Hg(NO3)2 -> Sn(NO3)2 + Hg
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joyjulee
Спасибо большое.
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Answers & Comments
Ca + H2 -> CaH2
Ca + H2SO4 -> CaSO4 + H2↑
6) Ответ: 4
Sn + Hg(NO3)2 -> Sn(NO3)2 + Hg