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The brick wall (of thermal conductivity 0.77 W/m · ◦ C) of a building has dimensions of 3 m by 15 m and is 7 cm thick. How much heat flows through the wall in a 8.4 h period when the average inside and outside temperatures are, respectively, 29◦C and 5◦C? Answer in units of MJ.
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The brick wall (of thermal conductivity 0.77 W/m · ◦ C) of a building has dimensions of 3 m by 15 m...
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