rates-reaction (1)

rates-reaction (1) - Rates of Reaction Read 18.1 pg....

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Rates of Reaction
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Read 18.1 pg. 737-738 Demonstration of variations in reaction rates: Ca vs. Na vs. Li in water to produce H 2 gas Flour burning in air 8H + C 2 O 4 2- + MnO 4 - Mn 2+ + 4H 2 O + CO 2 From the list predict the fastest (1) to slowest (4) 0.5 M oxalic acid 1.0 M H 2 SO 4 water Other a 2.5 mL 2.5 mL 5.0 mL b 2.5 mL 2.5 mL 5.0 mL at 60 ° C c 2.5 mL 2.5 mL 5.0 mL + manganous sulfate d 2.5 mL 5.0 mL 2.5 mL
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Examples of factors affecting rate Read 18.2. For each of the 5 factors give one example from today’s demonstrations Nature of reactants Ability of the reactants to meet The concentration of the reactants The temperature of the system The presence of catalysts
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Examples of factors affecting rate Nature of reactants - Na is more reactive than Ca (it more easily loses its outer electron) Ability of the reactants to meet - Flour burns faster as a fine powder because oxygen surrounds it (heterogeneous reaction?) The concentration of the reactants
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rates-reaction (1) - Rates of Reaction Read 18.1 pg....

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