#3. - Determine the pH, [H3O+], pOH and [OH‾] for each of the following. Be sure...

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#3. - Determine the pH, [H3O+], pOH and [OH‾] for each of the following. Be sure...

#3. -

Determine the pH, [H₃O⁺], pOH and [OH‾] for each of the following. Be sure to write balanced chemical equation and the set-up for solving the problem.

a. 1.5 M HNO₃

b. 0.25 M Sr(OH)₂

c. 0.035 M HNO₂

d. 0.0048 M Mn(OH)₂

_{#1 -} What are the [H₃O⁺] and the pH of a solution that consists of 0.33 M C₆H₅COOH (benzoic acid) and 0.28 M C₆H₅COONa (sodium benzoate)? The Ka of benzoic acid is 6.3 x 10^-5.

#8-

Predict whether the following salts will be acidic, neutral or basic. If not neutral write a reaction to show the hydrolysis reaction.

Cu(NO₃)₂
K₂S
RbBr

#12 -

Write the ionic equation for dissolution and the solubility product (K_sp) expression for the following slightly soluble ionic compound.

Sr₃(PO₄)₂

_{PART B:} What is the molar solubility of 7 x 10^-5 M barium sulfate?

science chemistry

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