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Molecules involved in a chemical reaction must meet to react. what is this concept called?
enthalpy
collision theory
enthropy
reaction rate
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Which element would mostly likely have an electron affinity measuring closest to zero
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How many significant figures are in the following numbers ? a. 0.0002030 b. 2.000 c. 2.008900 d. 145.00
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What is the daughter nucleus produced a. when 217(at) undergoes alpha decay? b. when 103(mo) undergoes beta decay? c. when 188(hg) undergoes positron emission?
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Molecules involved in a chemical reaction must meet to react. what is this concept called?
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