A Block of Iron Has a Mass of 826 G

question 124

Multiple Choice

A block of iron has a mass of 826 g.What is the mass of a block of magnesium that has the same volume as the block of iron? The following densities at 25°C are provided: magnesium, 1.7 g/cm³ ; graphite, 1.8 g/cm³ ; iron, 7.9 g/cm³.

• A)1,400 g
• B)3,800 g
• C)830 g
• D)180 g
• E)none of them are within 10 g of the right answer.

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Definitions:

Physical Count

A manual counting process of inventory or other assets on hand to verify quantities or conditions at a specific point in time.

Straight-Line Depreciation

A method of depreciating an asset evenly over its useful life, resulting in equal annual depreciation expenses.

Salvage Value

The anticipated end-of-use life resale worth of an asset, factored into depreciation estimations.

Book Value

The net value of a company's assets as recorded on the balance sheet, calculated by subtracting total liabilities from total assets.