Science, asked by manima44, 5 months ago

alcohol is coloured while using in thermometer why​

Answers

Answered by Palakdeepjammu
3

Answer:

If it freezes it won't move in the tube, so a liquid must be used that has a freezing point that's lower than the temperature it's measuring. Since alcohol is colorless a dye is added.

Explanation:

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Answered by Anonymous
1

Explanation:

An alcohol thermometer is used to measure the temperature of extreme cold places. Alcohol thermometer can measure the temperature of - 1120 Celsius to 78.30 Celsius. It is transparent; therefore, it has to be coloured before it is used. It has low specific heat capacity.

EXTRA INFORMATION ✅⤵️

Why is Coloured alcohol used in thermometers?

Alcohol thermometers are used rather than mercury thermometers in very cold regions because alcohol has a lower freezing point than mercury. ... Since alcohol is colorless a dye is added.

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