Which of the following solutions result in a buffer?

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Which of the following solutions result in a buffer?

Which of the following solutions result in a buffer ?

a) 0.050 L of 0.250 M CH3COOH + 0.100 L of 0.250 M NaOH

b) 0.100 L of 0.250 M CH3COOH + 0.050 L of 0.250 M HCl

c) 0.050 L of 0.250 M CH3COONa + 0.100 L of 0.250 M HCl

d) 0.100 L of 0.250 M CH3COONa + 0.050 L of 0.250 M HCl

there can be more than one answer****

2007-03-19 06:03:20 · 1 answers · asked by Jessica R 1 in Science & Mathematics ➔ Chemistry

1 answers

d only.

In all the others the HCl or NaOH is in excess.

2007-03-19 07:14:19 · answer #1 · answered by Gervald F 7 · 0⤊ 0⤋