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02-04-2024
Chemistry

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What is the pOH of a 0.20 M aqueous solution of N H4Br at 25.0 °C? Kb for Nh3 is 1.8 × 10 power -5

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At 2525 °c, what is the hydroxide ion concentration, [oh−][oh−] , in an aqueous solution with a hydrogen ion concentration of [h ]=1. 5×10−6[h ]=1. 5×10−6 m?

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