Zn + 2HCl

Are these reactions correct? I was told to do them in "reaction de deplacement simple", or simple m...

Which of the following demonstrates that reactants and products are chemically different? A. Zn +...

Balance the following equations: 1. Na2SO4 + 2HCl 2. H2SO4 +NaOH 3. 2HCl + Na2CO3

Which equation demonstrates the law of mass conservation?(1 point) Responses H2 + Cl2 → 2HCl H...

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