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Chemistry, 22.06.2019 17:00, calmicaela12s
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.
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Chemistry, 22.06.2019 17:00, BREBRE8932
The biosphere of the earth is made up of what compound? organic or inorganic?
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Caco3 is an example of which type of material?...
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