Analyse the following equation and answer the questions. H2+Cl2→2HCl Find the volume of HCl at STP obtained by the complete reaction of 2 moles of hydrogen with chlorine
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Solution
H2+Cl→2HCl
One mole of hydrogen gives two moles of HCl as seen from the balance equation .
Thus, 2 mole of hydrogen gives 4 moles of HCl ie 22.4L×4=89.6L of HCl as 1 mole of anything gives 22.4L at STP.