Question

Balance the
equation.
Mg(s) + HCl (aq) ------> H2 (g)
+ MgCl2 (s)

Answer 1

Mg(s) + 2HCl (aq) ------> H2 (g) + MgCl2 (s)

Step-by-step explanation:

Mg(s) + 2HCl (aq) ------> H2 (g) + MgCl2 (s)

before Mg -1, H -2,Cl -2

after Mg -1, H2, Cl - 2