Use Differentials to Estimate the Amount of Metal in a Closed

question 49

Multiple Choice

Use differentials to estimate the amount of metal in a closed cylindrical can that is 12 cm high and 8 cm in diameter if the metal in the top and bottom is 0.09 cm thick and the metal in the sides is 0.01 cm thick. (rounded to the nearest hundredth.)

• A)6.91
• B)6.99
• D)8.34
• E)6.7

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Definitions:

Bicarbonate Ions

An alkaline ion that plays a crucial role in the body's pH balance and carbon dioxide transport in the blood.

Hemoglobin

A protein found in red blood cells that carries oxygen from the lungs to the rest of the body and returns carbon dioxide from the body to the lungs.

Plasma

The liquid component of blood, composed of water, salts, proteins, and various other substances, in which blood cells are suspended.

Transferrin

A plasma protein that transports iron throughout the body.