Q1 A sample of AgCl treated with 5mL 1.5M Na2CO3 .The remaining sln cotained 0.0026 gm of Cl- per litree.Calculate Solubity product of AgCl.
Ksp=8.2*10-12
Q2 how many moles of sodium propionate should be added to 1 L of an aqueous soln contaiing 0.02 mole of propionic acid to obtain a buffer of 4.75.What will be pH if 0.1 mole HCl is dissolved in above buffer soln.Compare last pH value with pH of 0.01 M HCl soln.
Ka=1.34*10-5
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1 Answers
Manish Shankar
·2009-12-31 06:07:56
Q1. what is that Ksp given in the question?
Q2. pH=pKa+log(salt/acid) use this to get the answer