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You are exploring the properties of a piece of matter you cut it in half several times which property of matter changes
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Arock can be broken down into different kinds of substances by physical processes. no chemical reactions are needed to separate different parts of a rock into pure substances. this is because a rock is a(n)
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Stage in which a star’s outer layers have started to cool and grow outward?
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Chemistry, 22.06.2019 17:00
Which statement is true about a catalyst? a: a catalyst decreases the rate of the reaction. b. a catalyst is consumed during a chemical reaction. c. a catalyst lowers the activation energy of a reaction. d. a catalyst increases the reactant concentration during a reaction.
Answers: 1
You are exploring the properties of a piece of matter you cut it in half several times which propert...
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