H2( g)+Br2( g)=2HBr(g)\mathrm{H}_{2}(\mathrm{~g})+\mathrm{Br}_{2}(\mathrm{~g})=2 \mathrm{HBr}(\mathrm{g})H2( g)+Br2( g)=2HBr(g)
C(s)+2 N2O(g)=CO2( g)+2 N2( g)\mathrm{C}(\mathrm{s})+2 \mathrm{~N}_{2} \mathrm{O}(\mathrm{g})=\mathrm{CO}_{2}(\mathrm{~g})+2 \mathrm{~N}_{2}(\mathrm{~g})C(s)+2 N2O(g)=CO2( g)+2 N2( g)
NH4Cl(s)=NH3( g)+HCl(g)\mathrm{NH}_{4} \mathrm{Cl}(\mathrm{s})=\mathrm{NH}_{3}(\mathrm{~g})+\mathrm{HCl}(\mathrm{g})NH4Cl(s)=NH3( g)+HCl(g)
CO(g)+2H2( g)=CH3OH(g)\mathrm{CO}(\mathrm{g})+2 \mathrm{H}_{2}(\mathrm{~g})=\mathrm{CH}_{3} \mathrm{OH}(\mathrm{g})CO(g)+2H2( g)=CH3OH(g)