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How many atoms or molecules are there in a mole of a substance?
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The graph indicates the running route for tobias. which best describes his run? from time 0 to 6, he went fast and then slowed down. from time 6 to 10, he was at his slowest. from time 12 to 14, he went very slow. from time 14 to 18, he went toward the starting point.
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Use the reaction below to answer the following questions. 3 Mg + N2 → Mg3N2
a. Which substance is...
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