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Unit 4 Lesson 16 Chemical Reactions Test Connections academy1. 2H2+O2→2H2O 2. 12 Atoms 3. On the reactant side, put a 3 in
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How much energy will it take to vaporize 45 g of liquid bromine (Br 2) if the ΔH of formation of Br 2 (g) is 31 kJ/mole?
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(3x-14)+(2x+9)??
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