n water, hydrogen and oxygen are present...

n water, hydrogen and oxygen are present in the ratio of

A

`1:18`

B

`2:12`

C

`2:3`

D

`2:1`

Text Solution

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The correct Answer is:

D

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Knowledge Check

In a compound C,H and N atoms are present in the ratio of 9:1:3.5 by weight . If molecular weight of the compound is 108 , then the molecular formula of the compound is

A

`C_(2)H_(6)N_(2)`

B

`C_(3)H_(4)N`

C

`C_(6)H_(8)N_(2)`

D

`C_(9)H_(12)N_(2)`

Oxygen is 16 times heavier than hydrogen. Equal volumes of hydrogen and oxygen are mixed. The ratio of speed of sound in the mixture to that in hydrogen is

A

`sqrt8`

B

`sqrt(2//17)`

C

`sqrt(1//8)`

D

`sqrt(32//17)`

From a porous vessel containing equimolar proportions of hydrogen and oxygen, the composition by mass of the mixture effusing out is : hydrogen and oxygen in the ration of

A

`1:4`

B

`2 sqrt( 2) : 1 `

C

`1: 2 sqrt(2)`

D

`4:1`

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