Which of the following solutions is a buffer? A) A solution made by mixing 100 mL of 0.100 M HClO and 50 mL of 0.100 M HCl. B) A solution made by mixing 100 mL of 0.100 M HClO and 500 mL of 0.100 M NaOH. C) A solution made by mixing 100 mL of 0.100 M KClO and 50 mL of 0.100 M KCl. D) A solution made by mixing 100 mL of 0.100 M HClO and 50 mL of 0.100 M NaOH.

Question

Sadie Floyd

Chemistry

26 January, 01:02

Which of the following solutions is a buffer? A) A solution made by mixing 100 mL of 0.100 M HClO and 50 mL of 0.100 M HCl. B) A solution made by mixing 100 mL of 0.100 M HClO and 500 mL of 0.100 M NaOH. C) A solution made by mixing 100 mL of 0.100 M KClO and 50 mL of 0.100 M KCl. D) A solution made by mixing 100 mL of 0.100 M HClO and 50 mL of 0.100 M NaOH.

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Randall Curry · Answer 1

D

Explanation:

solution made by mixing 100 mL of 0.100 M HClO and 50 mL of 0.100 M NaOH Can resist pH change when there is little addition of either acid or base, hence it is a buffer solution