What fraction of the total pressure is exerted by oxygen, if equal wei – McqOptions

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1.	What fraction of the total pressure is exerted by oxygen, if equal weights of oxygen and methane are mixed in an empty vessel at 25°C ?
A.	2/3
B.	1/3
C.	1/2
D.	1/3 x 298/273
Answer» C. 1/2

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