A typical sound level for a buzzing mosquito is35db and
A typical sound level for a buzzing mosquito is35dB, and that of a vacuum cleaner is approximately 69dB. Approximately how many buzzing mosquitoes will produce a sound intensity equal to that of a vacuum cleaner?
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a typical sound level for a buzzing mosquito is35db and that of a vacuum cleaner is approximately 69db approximately
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when one mole of c6h6 is burned 327 mj of heat is produced when the heat from burning 777 g of c6h6 is added to 569 kg
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