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What type of chemical process is used to create perfume?
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Which position represents spring in the southern hemisphere? a) b) c) d)
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What happened to the amount of carbon dioxide in the atmosphere from 2010β2017?
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The content of manganese (mn) in steel was determined spectrophotometrically and with the use of the standard addition method. an unknown sample of mn from a digested steel sample gave an absorbance of 0.185 when analyzed spectrophotometrically. when 5.00 ml of solution containing 95.5 ppm mn was added to 50.0 ml of the unknown steel solution (digested sample), the absorbance was 0.248. calculate the concentration, in parts-per-million (ppm), of mn in the digested steel sample solution.
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Which of the following molecules is polar? c3h7oh c2h5cooh
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What type of chemical process is used to create perfume?...
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