A 2-M³ Weather Balloon Is Loosely Filled with Helium at 1

question 6

Multiple Choice

A 2-m³ weather balloon is loosely filled with helium at 1 atm (76 cm Hg) and at 27 $\degree$ C. At an elevation of 20,000 ft, the atmospheric pressure is down to 38 cm Hg and the helium has expanded, being under no constraint from the confining bag. If the temperature at this elevation is -48 $\degree$ C, the gas volume (in m³) is:

• A) 3
• B) 4
• C) 2
• D) 2.5
• E) 5.3

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Definitions:

Protein Requirements

The necessary amount of protein an organism needs to consume to maintain health, growth, and bodily functions.

Consuming

The act of eating or using up resources or goods, often resulting in the diminishment of the consumed items.

Sodium Bicarbonate

A chemical compound commonly known as baking soda, used in baking, as an antacid, and in cleaning.

Body Temperature

The measure of the body's ability to generate and get rid of heat, reflecting the balance of heat production and loss.