Use the Following Table Showing the Contents of a Multivitamin

question 48

Multiple Choice

Use the following table showing the contents of a multivitamin supplement and its percentage of recommended daily values (DV) to answer the following questions.
Dietary Supplement % DV
Vitamin A 70
Vitamin C 100
Vitamin D 100
Vitamin E 150
Vitamin K 13
Vitamin B₁ 100
Vitamin B₂ 100
Folic acid 100
Vitamin B₁₂ 417
Calcium 20
Phosphorus 5
Iodine 100
Magnesium 25
Zinc 100
Copper 100
Chromium 125
Molybdenum 100
Iron 0
-The most likely reason that some of the vitamins and minerals in this supplement are found at less than 100% is

• A) that it would be chemically impossible to add more.
• B) these vitamins and minerals are too large in size to reach 100%.
• C) it is too easy to overdose on minerals such as phosphorus and calcium.
• D) it is dangerous to overdose on fat-soluble vitamins such as A and K.
• E) these supplements are meant for those who have been deprived of healthy foods.

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Definitions:

Activation Energy

Energy that must be added to molecules to initiate a reaction.

Chemical Reactions

Processes that involve the transformation of substances by breaking and forming chemical bonds leading to new substances.

Temperature

A physical quantity expressing the subjective perceptions of hot and cold, measured by a thermometer in units of Celsius, Fahrenheit, or Kelvin.

Concentration

The quantity of a substance within a certain volume of solution or mixture, or the process of increasing the amount of a substance in a solution.