Reaction Review (mild)

Match it! Select the correct answer from the pull down...Good luck!

You and your partner combined an acid and a metal. Your observations said that it was an exothermic reaction. What does this mean?

What ALWAYS happens during a chemical change?

1. Solution A has a mass of 70 g. Solution B has a mass of 40 g. When they are mixed, a chemical reaction occurs. What should the mass of the final mixture be?

Which of these types of reactions absorbs heat from the surroundings?

Milk (pH = 6) is a

Which of these terms describes a type of chemical reactions that results in heat being released to the surroundings?

When a chemical ice pack is activated, the chemicals stored inside react and the pack becomes very cold. Which of these terms describes this type of reaction?

Which of these statements best describe the law of conservation of mass proposed by Antoine Lavoisier?