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chemistry help?
The molecular-level representation of a mixture of gases A, B and C is shown to the below. The partial pressure of gas B is 46.3 kPa.
What is the mole fraction of gas B?
What is the total pressure in kPa?
kPa
What is the partial pressure of gas C in kPa?
kPa
1 Answer
- Roger the MoleLv 71 month ago
Counting molecules in the diagram, the mole ratio of gases seems to be:
4:2:5 for A:B:C
2 / (4 + 2 + 5) = 0.18 (the mole fraction of B)
(46.3 kPa B) / 2 x 11 = 255 kPa
(46.3 kPa B) x (5 mol C / 2 mol B) = 116 kPa C
