A buffer is prepared by adding 10.0g of ammonium chloride (NH4Cl) to 250mL of 1.00 M NH3solution.

1.) What is the

pH of this buffer?2.) Write the complete ionic equation for the reaction that occurs when a few drops of nitric acid are added to the buffer.
Express your answer as a chemical equation. Identify all of the phases in your answer.
3.) Write the complete ionic equation for the reaction that occurs when a few drops of potassium hydroxide solution are added to the buffer.
Express your answer as a chemical equation. Identify all of the phases in your answer.