Balance the equation for the reaction ofthe magnesium metal with HBr. a. Mg (s) + HBr (aq) --> H2 (g) + MgBR (aq) b. Mg (s) + 2 HBr (aq) --> H2(g) + MgBr2 (s) c. Mg (s) + 2 HBr (aq) --> H (g) + MgBr2 (s) d. Mg (s) + 2 HBr (aq) --> H2 (g) + MgBr2 (aq) Balance the equation for the reaction ofthe magnesium metal with HBr. a. Mg (s) + HBr (aq) --> H2 (g) + MgBR (aq) b. Mg (s) + 2 HBr (aq) --> H2(g) + MgBr2 (s) c. Mg (s) + 2 HBr (aq) --> H (g) + MgBr2 (s) d. Mg (s) + 2 HBr (aq) --> H2 (g) + MgBr2 (aq) d. Mg (s) + 2 HBr (aq) --> H2 (g) + MgBr2 (aq) d. Mg (s) + 2 HBr (aq) --> H2 (g) + MgBr2 (aq)
Explanation / Answer
a. 2Mg (s) + 2HBr (aq) -> H2 (g) + 2MgBR(aq) b. Mg (s) + 2 HBr (aq) -> H2 (g) +MgBr2 (s) c. Mg (s) + 2 HBr (aq) -> 2 H(g) + MgBr2 (s) d. Mg (s) + 2 HBr (aq) -> H2 (g) +MgBr2 (aq) d. Mg (s) + 2 HBr (aq) -> H2 (g) +MgBr2 (aq) d. Mg (s) + 2 HBr (aq) -> H2 (g) +MgBr2 (aq)