Copper Is a Trace Metal in the Human Body with a Typical

question 86

Multiple Choice

Copper is a trace metal in the human body with a typical concentration of 110 mg in 75 kg of body mass. What is this concentration in units of parts per million (ppm) ?

• A) 1.5 * 10^-6 ppm
• B) 1.5 ppm
• C) 1.1 * 10^-5 ppm
• D) 1.1 * 10^-7 ppm
• E) 150 ppm

---

Definitions:

Indexed

The process of adjusting payments or values according to changes in a specified index, typically related to inflation or other economic indicators.

Management Costs

Expenses related to directing and controlling a business or part of a business, including salaries of managers and costs of administrative services.

Super Bowl

An annual championship game of the National Football League (NFL), which has become one of the most viewed sporting events in the United States, known for its halftime shows and commercials.

Equilibrium Price

The price at which the quantity of a product offered is equal to the quantity of the product demanded in the market.