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Chemistry: Essential Facts

Milk (pH 6.7) is slightly acidic because it contains ____. calcium
Sodium ____ is added to toothpaste to harden tooth enamel. carbonic acid
The electrolyte in a car battery is ____. fluoride
Mixing HCl and NaOH produces ____ (table salt) and water. lactic acid
Typically, ____ (pH 2.5) contains 5% acetic acid by volume. NaCl
The fizz in soft drinks is produced by adding ____. rust
Iron can oxidize to iron oxide, which is also known as ____. sulfuric acid
Hard water contains ____ and magnesium ions. vinegar