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What was the initial concentration

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Reference no: EM131717436

Question 1: What volume (in mL) of a 0.175 M solution of Ca (OH) 2 should be used to neutralize 22.8 mL of a 0.353 M H3PO4 solution.

Question 2: 2.65 L of an aqueous solution of NaBr. An excess of AgNO3 is added. 9.39 g of AgBr (s) are formed. What was the initial concentration of Br- (in mol / L) in this aqueous solution of NaBr?

Question 3: What is the pH of a 0.114 M HA solution if the ionization constant (KA) of this acid is 0.30.

Reference no: EM131717436

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