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12A 1 Making up a buffer solution
What mass of sodium ethanoate must be added to 250 mL of 0.1 mol L
-1
CH
3
COOH to make a buffer solution with a pH of 6.0?
K
a
(CH
3
COOH) = 1.74 x 10
-5
,
M
(CH
3
COONa) = 86 g mol
-1
.
Put these steps in the calculation in the correct order.
Check
OK