thermochem

what is thermochemistry?

• studying chemical reactions which involve heat

• studying chemical reactions which involve heated substances

• studying plants under heated environments

• heating liquids

what is an exothermic reaction

• when a reaction releases heat

• when a reaction absorbs heat

• when there is no reaction

what is a endothermic reaction

• a reaction that releases heat

• a reaction that absorbs heat

• there is no reaction

what is energy

What is NOT a unit of energy

• J

• C

• F

what is the amount of energy needed to raise the tempterature of 1 mL of water 1 degree C called?

• calorie

• kilocarie

• energy

• thermochemistry

What does the Law of Conservation of Energy say ?

• energy can be created

• energy can be desroyed

• energy cannot be created

• energy cannot be destroyed

what is heat?

• The thing you feel on during summer

• the oven

• thermal energy that flows form something hotter to something cooler

• thermal enegy that flows from being cold to toasting up

In a exothermic reaction diagram, the products will always be below the reactants.

• True

• Falso

in a endothermic reaction diagram, the products will always be under the reactants.

• true

• faslo