A Solution Contains 15 Ppm of Benzene

question 102

Multiple Choice

A solution contains 15 ppm of benzene.The density of the solution is This means that ________.

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

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Definitions:

Inventory Valuation

The process of estimating the value of a company's inventory at cost or market value, whichever is lower.

LIFO

Last In, First Out, an inventory accounting method where the most recently produced items are recorded as sold first.

FIFO

"First In, First Out," an inventory valuation method where goods purchased or produced first are sold or used first.

Exchange Gain

A profit resulting from foreign currency transactions, due to favorable changes in exchange rates.