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5 cards from this section. Quick, good the night before a test.
What does a chemical reaction involve?
Think about what happens to substances in a reaction.
Give an example of an exothermic reaction.
What reaction produces heat?
What do reactants transform into during a chemical reaction?
Think about the outcome of a reaction.
True or False: A chemical reaction always involves a color change.
Consider various reactions carefully.
Describe the reaction that takes place when iron rusts and propose two methods to prevent it.
Think about what rust consists of and how it forms.
How would you balance the chemical equation for photosynthesis? Write the unbalanced equation and then balance it.
Count atoms on both sides and ensure equality.
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