Which of the Following Statements Are True of PH and Solutions

question 2

Multiple Choice

Which of the following statements are true of pH and solutions (Select all that apply) ?

• A)A solution with a pH of 7 is considered neutral.
• B)Only a pH of 8 or higher is alkaline.
• C)The entire pH scale ranges from 1 to 15.
• D)As the number of H+ ions in a solution increases,so does the pH value.
• E)A solution with a pH of 4 is four times as acidic as a solution with a pH of 1.
• F)The pH of the blood is important for the chemical reactions that take place in the blood.
• G)A body fluid such as gastric juice has the same pH range as blood because both are extracellular fluids.
• H)Among the organs that help regulate the pH of the blood are the kidneys.

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Efficiency Loss

The loss of economic efficiency that can occur when the balance between supply and demand is not achieved or when market conditions lead to a misallocation of resources.

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The additional satisfaction or utility gained by consuming or producing one more unit of a good or service.

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The increase in cost that results from producing one additional unit of a good or service.