(Answered) Question 1 what volume in ml of a 0137 m solution of ca oh

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Question 1: What volume (in mL) of a 0.137 M solution of Ca (OH) 2 should be used to neutralize 24.9 mL of a 0.325 M solution in H3PO4.

Question 2: 2.36 L of an aqueous solution of NaBr. An excess of AgNO3 is added. 8.58 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 0.110 M HA solution if the ionization constant (KA) of this acid is 0.17.

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