A Weather Balloon Contains 12

question 51

Multiple Choice

A weather balloon contains 12.0 m³ of hydrogen gas when the balloon is released from a location at which the temperature is 22.0°C and the pressure is 101 kPa.The balloon rises to a location where the temperature is -30.0°C and the pressure is 20.0 kPa.If the balloon is free to expand so that the pressure of the gas inside is equal to the ambient pressure,what is the new volume of the balloon? Assume that in both cases the hydrogen gas is in thermal equilibrium with the outside air.

• A) 14.0 m³
• B) 2.38 m³
• C) 49.9 m³
• D) 82.6 m³
• E) 4.16 m³

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Definitions:

Desired Money Holdings

This is the quantity of money individuals prefer to keep available for immediate transactions or precautionary purposes.

Initial Equilibrium

The starting point at which supply and demand are in balance before any external changes affect the market.

Interest Rate

The fee, shown as a percent of the principal, that a lender imposes on a borrower for the utilization of assets.

Government Spending

Financial expenditures by the government, including investments, consumption, and transfer payments, aimed at influencing the economic activity.