Name the following compound

${\left({\mathrm{NH}}_4\right)}_2{\mathrm{CO}}_3$

Name the following compound

${\mathrm{NaHSO}}_4$

Balance the following equations:

${\mathrm{K}}_2\mathrm{O}+{\mathrm{H}}_2\mathrm{O}\to \mathrm{KOH}$

Balance the following equations:

${\mathrm{N}}_2+{\mathrm{H}}_2\leftrightarrow {\mathrm{NH}}_3$

Write balanced molecular equations for the following word equation and make it more informative.

Nitrogen + Hydrogen $\leftrightarrow$Ammonia