Chemistry, asked by swapnilbaviskar1, 9 months ago

10 c.c of a mixture C2H4 and C2H2 is completely burned with 33 c.c O2 and cooled to room temperature. On passing through KOH the volume of gaseous mixture reduces to 5 c.c. The volume of C2H4 in the original mixture is? JEE ADVANCED CHEMISTRY

Answers

Answered by laukikrathod
0

Answer:

Let the original mixture contains x ml of CO and (40-x) ml of C

2

H

2

.

Th balanced chemical equations are as shown below.

40−x

C

2

H

2

+

2.5(40−x)

2

5

O

2

2(40−x)

2CO

2

+H

2

O(l)

x

C

O+

0.5x

2

1

O

2

x

CO

2

Total volume is 104 ml.

Hence, 2(40−x)+x+(100−2.5(40−x)−0.5x=104.

On solving this, we get x=24 ml.

Hence, the volumes of CO and C

2

H

2

are 24 ml and 40−24=16 ml respectively.

Answered by Regrets
2

Answer:

Let the original mixture contains x ml of

CO and (40-x) ml of C</p><p></p><p>2</p><p></p><p>H</p><p></p><p>2</p><p></p><p>.

Th balanced chemical equations are as shown below.

40−x

C</p><p></p><p>2</p><p></p><p>H</p><p></p><p>2</p><p></p><p>+</p><p></p><p>2.5(40−x)</p><p></p><p>2</p><p></p><p>5</p><p></p><p>O</p><p></p><p>2</p><p></p><p>→</p><p></p><p>2(40−x)</p><p></p><p>2CO</p><p></p><p>2</p><p></p><p>+H</p><p></p><p>2</p><p></p><p>O(l)</p><p></p><p>x</p><p></p><p>C</p><p></p><p>O+</p><p></p><p>0.5x</p><p></p><p>2</p><p></p><p>1</p><p></p><p>O</p><p></p><p>2</p><p></p><p>→</p><p></p><p>x</p><p></p><p>CO</p><p></p><p>2</p><p></p><p>

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