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A weak acid indicator Hin is blue while its conjugate base in is green. Kain for the indicator is 4.7 x 10-5 Over what pH ran

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Hin - H+ + In Blue) green) Kin = 4.78105 pkin = -log(4.7x105) PKIN = 4.328 pH range in which indicator color change; is (pH

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