# 0.5 moles of ${H}_{2}$ and 0.5 moles of ${I}_{2}$ are introduced in the reaction chamber of capacity 10 litre at 271 K. react to give HI and ${K}_{p}$is found to be 50. If total pressure in the reaction chamber is 5.9 atmosphere then partial pressure of hydrogen will be

0.325 atm

3.2 atm

4.6 atm

0.65 atm

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