Label the Following as Exothermic or Endothermic

question 100

Short Answer

Label the following as exothermic or endothermic.
A) the combustion of butane in a lighter
B) evaporating isopropyl alcohol ("rubbing alcohol") on skin
C) condensation of steam from a shower on a cooler glass mirror
D) melting wax in a candle

• A) the combustion of butane in a lighter
• B) evaporating isopropyl alcohol ("rubbing alcohol") on skin
• C) condensation of steam from a shower on a cooler glass mirror
• D) melting wax in a candle

---

Definitions:

Operating Statement

A financial document, also known as an income statement, which shows a company's revenues, expenses, and profits or losses over a specific period.

Gross Margin

A company's total sales revenue minus its cost of goods sold, indicating the financial health and profitability of a product or business.

Direct Labor

Workers or employees who are directly involved in the production of goods or services.

Percentage Markup

The increase in cost price expressed as a percentage of the cost.