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QUESTION
A solution is prepared by mixing 2.50 g of acetic acid (CH 3 CO 2 H, FW= 60 g/mol, Ka= 1.75 x 10 -5 ) with 4.70 g of sodium acetate (CH 3 CO 2 Na, FW...
A solution is prepared by mixing 2.50 g of acetic acid (CH3CO2H, FW= 60 g/mol, Ka= 1.75 x 10-5) with 4.70 g of sodium acetate (CH3CO2Na, FW = 82 g/mol) and adding water to a 500 mL volume.
a.) What is the pH of the solution?
b.) 15 mL of a 0.50 M HCl were added to the 500 mL solution, what is the pH after addition of the acid?
