Question

Advantages of mercury used a liquid in thermometer over that of alchohal and vice versa

Answer 1

Answer:

Advantages of using alcohol over mercury as thermometric liquid are:

i) Alcohol has greater value of temperature coefficient of expansion than mercury.

ii) it's freezing point is below –100°C. Thus, alcohol thermometer is more sensitive than mercury thermometer and can be used to measure the temperature below –40°C....

Answer 2

Answer:

Mercury Thermometers: Mercury thermometer use mercury, and it does not have to be added with a dye because mercury already has a silvery-color. Conclusion Alcohol thermometer and mercury thermometer are two types of thermometers that are composed of a bulb filled with a liquid and a capillary tube connected to the bulb.