A reaction in which the products contain more chemical energy than the reactants is

At higher temperatures, food cooks faster because particles of foos

A slow reaction is likely to occur when the reactants have _______ temperatures and _________ surface areas.

In an exothermic reaction, energy is transferred from

A balanced equation shows the proportions of reactants and products necessary for

A chemical equation is balanced by changing or adding

Which of these are a sign that a chemical reaction has occurred?

Which of the following are the products and reactants of a chemical reaction most likely to have in common?

A substance that is formed in a chemical reaction is called the

Which of the following will increase the rate of a reaction?

A substance that undergoes a change in a chemical reaction is

A release of energy is a sign that

What happens in a chemical reaction?

Which statement about endothermic reactions is correct?

Which of the following stores chemical energy?

A type of reaction that produces an increase in temperature is

In a balanced chemical equation, the mass of the reactants is equal to the

Which of the following occurs in an endothermic reaction but not in an exothermic reaction?

Catalysts that slow reactions are called

Which is not true of catalysts?

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