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At 25C, the H3O+ion concentration in a particular aqueous solution is 6.9107M. What is the OHion concentration in the same solution? a. 6.91021M b. 1.41020M

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At 25C, the H3O+ion concentration in a particular aqueous solution is 6.9107M. What is the OHion concentration in the same solution? a. 6.91021M b. 1.41020M c. 6.7107M d. 1.5108M Given the following half-reduction reactions: What is G for the following cell reaction? 2Al(s)+3Cl2(g)2Al3+(aq.)+6Cl(aq.) a. 174kJ b. +174kJ c. 1,750kJ d. +1,750kJ Which of the following is a Lewis acid but not a Brnsted-Lowry acid? a. H2 b. GeH4 c. HAuCl4 d. Nb4+

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