समीकरण `Mg + HCl rarr MgCl_(2) + H_(2)` को संतुलित करना ।

Mg(s)+2HCl to MgCl_(2)+H_(2)

Mg(s)+2HCl to MgCl_(2)+H_(2)

Mg(s)+2HCl to MgCl_(2)+H_(2)

रासायनिक समीकरण को संतुलित करना

रासायनिक समीकरण को संतुलित करना

Mg(s) + 2HCl(aq) rarr Mg Cl_(2) (aq) + H_(2)(g) , Delta_(r )H^(@) = -467 kJ//mol MgO(s) + 2HCl (aq) rarr MgCl_(2)(aq) + H_(2)O (l), Delta_(r )H^(@) = -151 kJ//mol W . According to the information, and given the fact that for water, Delta_(f)H^(@) = -286 kJ//mol what is the Delta_(f)H^(@) for MgO(s)?

Mg(s) + 2HCl(aq) rarr Mg Cl_(2) (aq) + H_(2)(g) , Delta_(r )H^(@) = -467 kJ//mol MgO(s) + 2HCl (aq) rarr MgCl_(2)(aq) + H_(2)O (l), Delta_(r )H^(@) = -151 kJ//mol W . According to the information, and given the fact that for water, Delta_(f)H^(@) = -26 kJ//mol what is the Delta_(f)H^(@) for MgO(s)?

What is the difference between the following two reactions ? (a) Mg + 2HCl to MgCl_(2) + H_(2) (b) NaOH + HCl to NaCl + H_(2)O .