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13. the air, soil, and most foods and beverages are examples of?
a. elements
b. compounds
c. pure substances
d. mixtures
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Miner's coal distributors does not mine coal itself, nor does it even store or handle the coal. instead, miner's solicits orders for low sulfur coal from other firms, then purchases the required amount from suppliers and directs them to ship the coal to its customers. what is miner's
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Stage in which a typical star has completely stopped fusion
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How does a catalyst increase the speed of a reaction? a. the catalyst eliminates the activated complex stage, allowing products to form immediately. b. the catalyst lowers the energy level of the reactants, making it easier for them to react. c. the catalyst makes it easier for the activated complex to form, lowering the activation energy. d. the catalyst raises the energy level of the products, making the reaction finish sooner. reset next
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Chemistry, 23.06.2019 00:30
•hydration •dissociation •dissolving which one goes to which
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13. the air, soil, and most foods and beverages are examples of?
a. elements
b. compou...
a. elements
b. compou...
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