The air inside a hot-air balloon has an average temperature of79.2 °C. The outside air has a temperature of 20.3 °C. What is theratio of the density of air in the balloon to the density of air in thesurrounding atmosphere?

The air inside a hot-air balloon has an average temperature of79.2 °C. The outside air has a temperature of 20.3 °C. What is theratio of the density of air in the balloon to the density of air in thesurrounding atmosphere?

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter19: Temperature, Thermal Expansion And Gas Laws

Section: Chapter Questions

Problem 31PQ

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Question

The air inside a hot-air balloon has an average temperature of
79.2 °C. The outside air has a temperature of 20.3 °C. What is the
ratio of the density of air in the balloon to the density of air in the
surrounding atmosphere?

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