Question

the quantity of gaseous substance formed, if 2,5 mol of hydrogen and 2,5 mol of chlorine have reacted completely?

Answer 1

$H 2 ​ (g) +Cl 2 ​ (g) →2HCl (g)$

Miles of $HCl= 2×2.5=5moles$

Mass of $HCl=5×36.46=182.3grams$