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1. Write the appropriate other component for the following substances to make a

ID: 902525 • Letter: 1

Question

1. Write the appropriate other component for the following substances to make a buffered system. Write the other component below the printed one. If one of the components is shown as an ionic compound with a cation or anion attached, rewrite the substance as the ion that is the actual component of the buffer. HIO, NaCN, C5H5NH+, HF ,NH4Cl, KNO2

2. A buffer is made by mixing 0.30 moles of propanoic acid, HC3H5O2, and 0.20 moles of sodium propanoate, Na C3H5O2. What will the pH of the solution be?

Explanation / Answer

1. Write the appropriate other component for the following substances to make a