The expression -log H represents the pH rating of a substance given its
hydrogen ion concentration, H, in moles per liter. Water has a hydrogen ion
concentration of 107 mole per liter and a pH rating of 7.
1. Apple juice has a pH rating of 4. Select all true statements about the
apple
juice.
a. It has 1,000 times the hydrogen ion concentration of water.
b. It has 3 times the hydrogen ion concentration of water.
c. It has the hydrogen ion concentration of water.
d. It has 1/1,000 the hydrogen ion concentration of water.
e. It has a hydrogen ion concentration of 1/10,000 mole per liter.
2. A cleaning solution has 1/100,000 of the hydrogen ion concentration of
water. What is its pH rating?