$\mathrm{CaCO}_3$ was reacted with dil $\mathrm{HCl}$ to form three products. One of the products formed,…
$\mathrm{CaCO}_3$ was reacted with dil $\mathrm{HCl}$ to form three products. One of the products formed, when passed into slaked lime gave $\mathrm{X}$. What is $\mathrm{X}$ ?