Regents Chemistry Unit 2

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What type of solution is created when a solute such as NaCl is dissolved into water?

What term is used to describe the change in potential energy that accompanies a chemical reaction?

In a calorimetry problem, what does C represent?

What direction does heat always flow?

The energy of motion is

If a mixture has a varying composition throughout the sample, it is classified as a

A decrease in potential energy (- delta H) indicates that energy was lost from the system and released into the surroundings, thus increasing the temperature of the surroundings. This describes an

A positive change in potential energy indicates that energy was absorbed from the surroundings, thus lowering the temperature of the surroundings. This describes an