2HCl (aq) + Mg(OH)2 (aq) ---> MgCl2 (aq) + 2H2O
Mg(s) + 2HCl(aq.)----->MgCl2(aq.) + H2(g)
CaCO3(s) + 2HCl(aq) -> CaCl2(aq) + H2CO3(aq) is the balanced chemical equation H2CO3 is not stable in this form, so it splits into CO2(g) + H2O(l) Therefore the true equation will be: CaCO2(s) + 2HCl(aq) -> CaCl2(aq) + CO2(g) + H2O(l) You NIE will start like this: CaCO2(s) + 2H+(aq) + 2Cl-(aq) -> Ca2+(aq) + 2Cl-(aq) + CO2(g) + H2O(l) and will end as: 2H+(aq) + CaCO2(s) -> Ca2+(aq) + CO2(g) + H2O(l)
Zn (s) + 2HCl (aq) → H2 (g) + ZnCl2 (s)
The reaction is:Zn(s) + 2HCl(aq) --> ZnCl2(aq) + H2(g).The word residues is not correct; zinc chloride and hydrogen are called products.
Zn(s) + 2HCl(aq) ---> ZnCl2(aq) + H2(gas)
No, Na2S(aq) + 2HCl(aq) ®2NaCl(aq) + H2S(g) is a double displacement reaction.
Na2SO3(aq) + 2HCl(aq) ---> 2NaCl(aq) + SO2(g) + H2O(l)
Sn(s) + 2HCl(aq) --> SnCl2(aq) + H2(g)
The balanced equation is as follows: Zn(s) + 2HCl(aq) --> ZnCl2(aq) + H2(g)
2HCl (aq) + Mg(OH)2 (aq) ---> MgCl2 (aq) + 2H2O
Na2S2O3(aq) + 2HCL(aq) => 2NaCl(aq) + S(s) + SO2(g) + H2O(l)
Fe(s) + 2HCl (aq) --> fecl2(aq) + H2 (g)
Unburned: Mg(s) + 2HCl ==> MgCl2(aq) + H2(g)Burned: MgO + 2HCl ==> MgCl2(aq) + H2O(l)
Mg(s) + 2HCl(aq) ---> MgCl2(aq) + H2(g)
This is the correct answer 2HCl(aq) + Ni(s) → NiCl2(aq) + H2(g)
ZnCO3 + 2HCl -----> ZnCl2 + H2O + CO2