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The coefficient of volume expansion of g...

The coefficient of volume expansion of glycerine is `49 xx 10^(-5)//^(@)C`. What is the fractional change in its density (approx.) for `30^(@)C` rise in temperature?

A

`1.45xx10^(-2)`

B

`2xx10^(-4)`

C

`3.5xx10^(-3)`

D

`2.5xx10^(-2)`

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The correct Answer is:
A
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