Which One of the Following Statements Is Not Correct

question 36

Multiple Choice

Which one of the following statements is not correct?

• A)Carbon-10 is unstable because it has too few neutrons.
• B)All nuclides with Z  83 decay into nuclides with smaller Z values.
• C)Generally, the number of neutrons in a nuclide is equal to or less than the atomic number.
• D)As the atomic number increases, the ratio of neutrons to protons in a nuclide increases.
• E)It is very unusual to find a nuclide with an odd number of protons and an odd number of neutrons.

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Definitions:

Variable Cost

Costs that vary directly with the level of production or sales volume, such as raw materials and direct labor.

Unit Contribution Margin

The difference between the selling price per unit and the variable cost per unit, showing how much each unit contributes to covering fixed costs and earning profit.

Operating Income

The profit earned from a firm's normal core business operations, excluding deductions of interest and taxes.

Fixed Costs

Expenses that do not change in proportion to the volume of goods or services a company produces.