Select all of the following solutions that would be considered to be a buffer. A solution...

Question

Question

Select all of the following solutions that would be considered to be a buffer.

A solution that is 1.25 M in CH₃NH₂ and 0.70 M in CH₃NH₃Cl.

A solution that is 0.22 M in HNO₂ and 0.11 M in KNO₂.

A solution that is 0.31 M in HNO₃ and 0.55 M in NaNO₃.
A solution that is 2.15 M in CH₃COOH and 0.11 M in CH₃COONa.

A solution that is 0.92 M in HClO₄ and 0.85 M in NaClO₄.

A solution that is 1.31 M in HNO₂ and 0.055 M in NaNO₂.

A solution that is 0.012 M in HClO₂ and 0.064 M in KClO₂.

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Answer 1

Answer #1

Answer 2

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