Question

Explain how do you determine the temperature of hot water using a laboratory thermometer?

Answer 1

1. Take some water in a beaker.
2. Take a laboratory thermometer and immerse its bulb end in water; holding it vertically. Ensure to dip the whole portion of the bulb end. The bulb end should not touch the bottom or side of the beaker.
3. Observe the movement of the rising mercury. When it becomes stable, take the reading of the thermometer.
4. Repeat this with hot water and take the reading.