# chemistry

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The use of the British thermal unit (Btu {\rm Btu}) is common in much engineering work. (1 Btu {\rm Btu} = 1054J {\rm J}) A Btu {\rm Btu} is the amount of heat required to raise the temperature of 1 lb {\rm lb} of water by 1 ∘ F ^\circ {\rm F}. How many quads of energy does world energy consumption quantity represent?

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5.11

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lol we go to the same school. i don't wanna master chemistry any more

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551

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• chemistry -

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