The continuous stirring in the method of mixtures to determine the specific thermal capacity of a substance ensures
continuous dissipation of heat to the room
uniform distribution of thermal energy to all parts of the mixture
that the thermal energy is confined to the mixture
that there is rapid heat exchange
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The continuous stirring in the method of mixtures to determine the specific thermal capacity of a substance ensures B. uniform distribution of thermal energy to all parts of the mixture.
Stirring ensures the calorimeter, liquid, and added substance reach the same final temperature quickly and evenly.
Allen
Allen
Why B? Without stirring, some parts of the water would be hotter or colder than others, making the final temperature reading inaccurate.
Why not others? Stirring does not directly aim to lose heat to the room (A) or maximize speed (D), but rather to ensure accuracy by eliminating temperature gradients.
