Science, asked by Ahmadhonestbutt, 4 months ago

what will be the answer of above statement in KPA?​

Answers

Answered by Anonymous
1

Answer:

A→benzene,B→toluene

In 1:1 molar mixture of A and B

∴X  

A

​  

=  

2

1

​  

,X  

B

​  

=  

2

1

​  

 

P=P  

A

o

​  

X  

A

​  

+P  

B

o

​  

X  

B

​  

 

P=12.8×  

2

1

​  

+3.85×  

2

1

​  

=8.325 kPa

Y  

A

​  

=  

P

P  

A

o

​  

X  

A

​  

 

​  

=  

8.325

12.8×  

2

1

​  

 

​  

=0.768

⇒Y  

B

​  

=1−Y  

A

​  

=1.0.768=0.232

So the vapour will contain higher percentage of benzene.  

Option A is correct.

Explanation:

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