A Magnesium Sulfate Heptahydrate Solution, Which Is 18

question 79

Multiple Choice

A magnesium sulfate heptahydrate solution, which is 18.00% by weight in the anhydrous compound, has a density at 20°C of 1.20 g/mL. What is the molarity of the anhydrous compound in the solution? (Atomic weights: H = 1.0, O = 16.0, S = 32.1, Mg = 24.3)

• A) 5.54 M
• B) 1.79 M
• C) 1.82 M
• D) 1.25 M
• E) 1.49 M

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Definitions:

Straight-Line Depreciation

An approach to apportion the expense of a tangible resource over its effective life period in consistent annual installments.

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The additional cash flow a company receives from undertaking a new project, distinct from its existing cash flow.

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CCA Class

Categories used in Canadian tax law to determine the depreciation rate for different types of business assets.