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6 moles of an ideal gas expands isothermally and reversibly from a volume of 1 litre to a volume of 10 litres at 27ºC.
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06/10/2020 4:01 pm
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6 moles of an ideal gas expands isothermally and reversibly from a volume of 1 litre to a volume of 10 litres at 27ºC. What is the maximum work done?
(a) 47 kJ
(b) 100 kJ
(c) 0
(d) 34.465 kJ
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06/10/2020 4:03 pm

(d) 34.465 kJ
Explanation:
W = – 2.303 nRT log V2/V1
Given n = 6, T = 27°C = 273 + 27 = 300 K V1 = 1 L, V2 = 10 L
∴ W = – 2.303 × 6 × 8.314 × 300 log 10/1
= 34.465 kJ
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