Question

What is the role of the stirrer in a calorimetry experiment?

विकल्प

•  To dissolve the sample in water

• To break the sample into pieces

• To ensure uniform temperature throughout the water

• To prevent the water from evaporating

Answer 1

To ensure uniform temperature throughout the water

Explanation:

Without stirring, different parts of the water may be at different temperatures, and the thermometer would give an inaccurate local reading instead of the true average .