Chemistry · Chemical Thermodynamics
At 25°C, 50 g of iron reacts with HCl to form FeCl2. The evolved hydrogen gas expands against a constant pressure of 1 bar. The work done by the gas during this expansion is - J. (Round off to the Nearest Integer) [Given: R = 8.314 J mol-1 K-1. Assume hydrogen behaves as an ideal gas; Atomic mass of Fe is 55.85 u]
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