Quakersoatmeal9
04.02.2021 •
Chemistry
Which set of coefficients will balance this chemical equation? C2H4(g) + _O2(g) → 2C02(g) + 2H2O(g)
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Ответ:
Al + HCl → AlCl₃ + H₂
Its single displacement reaction.
Explanation:
Chemical equation:
2NH₄NO₃ → 2N₂ + 4H₂O + O₂
It is the decomposition reaction in which ammonium nitrate decompose to give nitrogen , water and oxygen.
Chemical equation:
2H₂O₂ → 2H₂O + O₂
It is the decomposition reaction in which hydrogen peroxide decompose to give water and oxygen.
Chemical equation:
2KCl → 2K + Cl₂
It is the decomposition reaction in which potassium chloride decompose to give its constituent elements potassium and chlorine.
Chemical equation:
2Al +6 HCl → 2AlCl₃ +3 H₂
This is single replacement reaction in which aluminium react with HCl and form aluminium chloride and hydrogen.