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What to Include When Calculating Heat Emitted (q)

When calculating the amount of heat emitted (q):

In which of these situations should you add the weight of what is added to the water, to the weight of the water itself?

- 17g stick of boiled metal added to water in a calorimeter.


- 2g of NaOH added to water to measure the heat of dissolving.

Solution Preview

In neither case are you adding the weight of the substance to the weight of the water. When you are calculating q, you are figuring how ...

Solution Summary

This solution explains how to determine which factors need to be included in an equation to figure out heat emitted during a reaction.