Thermodynamics: An Engineering Approach 8th Edition

Published by McGraw-Hill Education
ISBN 10: 0-07339-817-9
ISBN 13: 978-0-07339-817-4

Chapter 2 - Energy, Energy Transfer, and General Energy Analysis - Problems - Page 103: 2-84

Answer

$NO_{x}=91.06\frac{kg}{year}$

Work Step by Step

The amount of $NO_{x}$ emission to the atmosphere per year is: $NO_{x}=11\frac{kg}{year,car}*2car+0.0043\frac{kg}{therm}*\frac{1200therms}{year}+0.0071\frac{kg}{kWh}*\frac{9000kWh}{year}$ $NO_{x}=91.06\frac{kg}{year}$
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