An aqueous solution contains NaNO3 and KBr. The bromide ion is precipitated as Ag Br by addition

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An aqueous solution contains NaNO3 and KBr. The bromide ion is precipitated as Ag Br by addition of AgNO3. After an excess of the precipitating reagent has been added,
(a) What is the charge on the surface of the coagulated colloidal particles?
(b) What is the source of the charge?
(c) What ions make up the counter-ion layer?
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Fundamentals of Analytical Chemistry

ISBN: 978-0495558286

9th edition

Authors: Douglas A. Skoog, Donald M. West, F. James Holler, Stanley R. Crouch

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