A hot air balloon of 811m³ is made from 8.50kg of materials. The outside atmosphere is 1.00 atm, and 18C and pure N₂ atmosphere. • CH4 + 2 O2 --> CO₂ + 2H₂O dHrxn = -890 kJ • All heat from CH4 burning goes into all the air originally in the balloon before heating • SN2 = 0.55 J/gC What mass in grams of CH4 needed to be burned to achieve neutral buoyancy? 0 24.7 margin of error +/- 3%

A hot air balloon of 811m³ is made from 8.50kg of materials. The outside atmosphere is 1.00 atm, and 18C and pure N₂ atmosphere. • CH4 + 2 O2 --> CO₂ + 2H₂O dHrxn = -890 kJ • All heat from CH4 burning goes into all the air originally in the balloon before heating • SN2 = 0.55 J/gC What mass in grams of CH4 needed to be burned to achieve neutral buoyancy? 0 24.7 margin of error +/- 3%

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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