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1.which of the following is not true of polar covalent bonds? a. polar covalent bonds create two poles across the bond. b. polar covalent bonds result from the unequal sharing of electrons. c. electronegativity differences for atoms with polar covalent bonds range between 0.5 and 2.0. d. polar covalent bonds exist between atoms of the same element. 2. which of the following would not increase the rate of most reactions? a. removing an inhibitor b. lowering the concentration of the reactants c. increasing the temperature d. adding a catalyst
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