Answer to Question #150032 in General Chemistry for Martana Eldridge

Question

Calculate the pH of each of the following given the molar hydrogen ion concentration.

Carrots, [H+]=6.7×10−6 M
Express your answer using two decimal places.

Peas, [H+]=2.5×10−7 M
Express your answer using two decimal places.

Answer 1

pH=-lg [H⁺]

1) Carrot: pH=-lg [6.7×10⁻⁶] = 5.17

2) Peas: pH=-lg [2.5×10⁻⁷] = 6.60