Chemistry of Life

A macronutrient is:

• A nutrient required in large quantities

• A nutrient that is organic and larger than inorganic compounds

• A nutrient made only from inorganic molecules

• Nutrients that include Iron, Sodium and Iodine

Which of the following options pertain to phosphorus?

• Phosphorus is a structural component of bones

• Forms a major component of phospholipids

• Integral part of ATP molecules

• Is an organic compound

Acids have a pH of greater than 7

• True

• False

Blood has a pH of:

• 6.8

• 7

• 7.4

• 8

Which of the following is true?

• A reaction between an acid and a salt yields an alkali and water

• A reaction between an acid and a base yields a salt and water

• Electrolytes can conduct electrical currents

• Dissolving an acid in water yields an electrolyte

Which of the following are pH's of a basic solution?

• 6

• 7

• 8

• 15