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JEE Main Chemistry question

ChemistryThermodynamicsJEE Main

The work done in an open vessel at 300 K, when 112 g iron reacts with dil. HCl, is

Answer: (A)

Solution

. Moles of Fe , so 2 mol gas is liberated. In the open vessel, work done $=PΔ

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Question ID VK-135081