pH Calculations Warm-Up

Front

What is the pH range of the pH scale?

Back

0 to 14

Front

What number should you get when you combine the pH and the pOH of a solution?

Back

14

Front

What is a neutralization reaction?

Back

A reaction between an acid and a base to produce salt and water, e.g., @@HCl + NaOH ightarrow NaCl + H_2O@@.

Front

What is the pH of a 1 x 10^-4 M HCl solution?

Back

4

Front

What equation is used to calculate the pOH of a solution?

Back

pOH = -log[OH-]

Front

What is the definition of pH?

Back

Front

What is the relationship between pH and pOH?

Back

pH + pOH = 14.

Front

What is an acid?

Back

A substance that donates hydrogen ions (H+) in a solution.

Front

What is a base?

Back

A substance that accepts hydrogen ions (H+) or donates hydroxide ions (OH-) in a solution.

Front

What is the pH of pure water at 25°C?

Back

7 (neutral).