The by-product of baking soda preparation along with $\mathrm{NaHCO_3}$ is—

Question

Accepted Answer

$\mathrm{NH_4Cl}$

Answer

$\mathrm{NH_3}$

Answer

$\mathrm{HCl}$

Answer

$\mathrm{NaOH}$

The by-product of baking soda preparation along with NaHCO3\mathrm{NaHCO_3}NaHCO3​ is—