At STP,as the Molar Mass of the Molecules That Make

question 99

Multiple Choice

At STP,as the molar mass of the molecules that make up a pure gas increases,the

• A)root mean square speed of the molecules increases.
• B)root mean square speed of the molecules decreases.
• C)root mean square speed of the molecules remains constant.
• D)root mean square speed increases to a maximum,then decreases.
• E)none of the above.

---

Definitions:

Break-Even Point

The point at which total costs and total revenues are equal, meaning the business is not making a profit or loss, a crucial figure for financial planning and management.

Operating Leverage

A measure of how revenue growth translates into growth in operating income, indicating a company’s fixed versus variable costs.

Variable Costs

Charges that adjust in direct proportion to the manufacturing output or the quantity of sales.

Fixed Costs

These are consistent expenses incurred by a business, regardless of production levels or sales volumes, such as rent or salaries.