You Are Working as a Research Intern in a Biochemistry

question 78

Multiple Choice

You are working as a research intern in a biochemistry lab, and you synthesize a new protein.You decide to use osmosis to determine your protein's molar mass.You dissolve 0.120 g of the protein in water to make 20.00 mL of solution, and the osmotic pressure is 3.53 torr at 298 K.You report that the molar mass is _______ g/mol.

• A)between 0 and 1000
• B)between 1000 and 5000
• C)between 5000 and 10,000
• D)between 10,000 and 20,000
• E)between 20,000 and 50,000

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Definitions:

Depreciation Expense

The allocated amount of an asset's cost expensed over its useful life to account for wear and tear, obsolescence, or decline in value.

Car Purchase

The process of acquiring a vehicle for personal or business use, which may involve financing or leasing options.

Straight-Line Depreciation

A method of allocating the cost of a tangible asset over its useful life in equal annual amounts.