Chemistry, 28.04.2021 18:10 kristine2424
What do these two changes have in common?
chemicals in a battery reacting to power a flashlight
snails growing shells
Both conserve mass.
Both are chemical changes.
Both are caused by heating.
Both are caused by cooling.
Answers: 3
Chemistry, 22.06.2019 23:30, shukriabdisabrie
Match each statement with the state of matter it describes
Answers: 3
Chemistry, 23.06.2019 01:00, zitterkoph
Which of the following is a physical change? a. burning a piece of wood b. sawing a piece of wood in half c. rust forming on an iron fence d. a copper roof changing color from orange to green
Answers: 1
What do these two changes have in common?
chemicals in a battery reacting to power a flashlight
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