A Solution Contains 15 Ppm of Benzene

question 113

Multiple Choice

A solution contains 15 ppm of benzene. The density of the solution is 1.00 g/mL. This means that
)

• A) there are 15 mg of benzene in 1.0 g of this solution
• B) 1.0 L of the solution contains 15 g of benzene
• C) the solution is 15% by mass of benzene
• D) 1.0 g of the solution contains 15 × 10^{- 6} g of benzene
• E) 100 g of the solution contains 15 g of benzene

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Definitions:

LIFO Inventory Method

An accounting method where the last items of inventory purchased are the first ones used or sold, affecting the cost of goods sold and ending inventory values.

FIFO Inventory Method

A method of accounting for inventory that assumes the first items placed in inventory are the first sold.

Balance Sheet

A document that provides a snapshot of a corporation's assets, debts, and shareholder's equity at a given point in time.

Increasing Unit Costs

Refers to the situation where the cost to produce or purchase a single unit of product rises, often due to inflation, increased material costs, or labor costs.