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18 Nov 2019
b-d iquid mixture of acetone and carbon disulfide (CS;) in equilibrium with its vapor has the following presure versus composition diagram, 700 p 650 600 550 500 450 400 350 5 300 250 0 200 150 100 50 700 650 600 ë 550 500 450 400 350 300 250 200 150 100 50 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 a) Assign the each curve (dotted and solid) to the partial pressure of CS,, partial pressure of acetone, and the total pressure. Explain. b) Find the vapor pressure of pure CS2. For a solution with a concentration of X(CS,)-0.6, estimate or calculate when possible: c) The total pressure of the solution. d) The partial pressure of CS e) The molar faction of CS2 in the vapor phase. ) The partial pressure of CS2 assuming Raoult's Law g) The activity coefficient in Raoult's standard state of CS2. h) The activity in Raoult's standard state of CS i) The Henry's constant of CS j) Draw qualitatively the diagram of pressure versus molar fraction for a mixture of CS and carbon tetrachloride (CCL4). Explain.
b-d
iquid mixture of acetone and carbon disulfide (CS;) in equilibrium with its vapor has the following presure versus composition diagram, 700 p 650 600 550 500 450 400 350 5 300 250 0 200 150 100 50 700 650 600 ë 550 500 450 400 350 300 250 200 150 100 50 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 a) Assign the each curve (dotted and solid) to the partial pressure of CS,, partial pressure of acetone, and the total pressure. Explain. b) Find the vapor pressure of pure CS2. For a solution with a concentration of X(CS,)-0.6, estimate or calculate when possible: c) The total pressure of the solution. d) The partial pressure of CS e) The molar faction of CS2 in the vapor phase. ) The partial pressure of CS2 assuming Raoult's Law g) The activity coefficient in Raoult's standard state of CS2. h) The activity in Raoult's standard state of CS i) The Henry's constant of CS j) Draw qualitatively the diagram of pressure versus molar fraction for a mixture of CS and carbon tetrachloride (CCL4). Explain.
Irving HeathcoteLv2
19 Jan 2019