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2. (a) H2O (g) obeys the truncated viral equation of state given below at 400 K and up to 100 bar pressure. P =- V nRT n² RTB(T) v? Calculate the amount of work done as 2.00 mol of H2O (g) expands reversibly and isothermally from 2.00 to 50.0 dm³ at 400 K with B(T) = B(400 K) = –356 cm³ mol-'.

2. (a) H2O (g) obeys the truncated viral equation of state given below at 400 K and up to 100 bar pressure. P =- V nRT n² RTB(T) v? Calculate the amount of work done as 2.00 mol of H2O (g) expands reversibly and isothermally from 2.00 to 50.0 dm³ at 400 K with B(T) = B(400 K) = –356 cm³ mol-'.

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2. (a) H2O (g) obeys the truncated viral equation of state given below at 400 K and up to 100 bar pressure. nRT n'RTB(T) P= + V Calculate the amount of work done as 2.00 mol of H2O (g) expands reversibly and isothermally from 2.00 to 50.0 dm³ at 400 K with B(T) = B(400 K) = -356 cm³ mol-'. (b) An ideal gas is expanded reversibly and isothermally. Decide which of q, w, AU, and AH are 0, positive, or negative.
Transcribed Image Text:2. (a) H2O (g) obeys the truncated viral equation of state given below at 400 K and up to 100 bar pressure. nRT n'RTB(T) P= + V Calculate the amount of work done as 2.00 mol of H2O (g) expands reversibly and isothermally from 2.00 to 50.0 dm³ at 400 K with B(T) = B(400 K) = -356 cm³ mol-'. (b) An ideal gas is expanded reversibly and isothermally. Decide which of q, w, AU, and AH are 0, positive, or negative.
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