Which of the Following Statements Are True of PH and Solutions

question 158

Multiple Choice

Which of the following statements are true of pH and solutions? (Read carefully and select all of the correct statements.)

• 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 100 OH^- ions and 200 H⁺ ions is an acidic solution.
• F)The average pH of the blood is the same as the pH of pure water.
• G)The pH of the blood is important for the chemical reactions that take place in the blood.
• H)A body fluid such as gastric juice has the same pH range as blood because both are extracellular fluids.

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Definitions:

Marginal Productivity

The additional output that results from using one more unit of a factor, holding all other inputs constant.

Labor-saving

Technologies or methods that reduce the amount of work required to produce goods or services, often leading to increased efficiency and productivity.

Competitive Firm

A company operating in a market where it has little to no influence over the price of its product or service, typically due to the presence of many other firms offering similar products.

Labor Market

The market in which individuals offer their labor for employment and employers seek to hire labor.