Mathematics, 17.02.2020 21:30 torioricker
A GPC experiment (refractive index detector) yields the following results for an experimental poly(isobutylene) (PIB) sample:elutiondetector elution detectortime, minresponse time, min response29.5 0 35.0 4.6 30.0 0 35.5 2.7 30.5 0.7 36.0 2.3 31.0 2.1 36.5 1.5 31.5 3.3 37.0 1.1 32.0 4.9 37.5 0.7 32.5 3.8 38.0 0.4 33.0 2.7 38.5 0.2 33.5 2.8 39.0 0.1 34.0 3.7 39.5 0 34.5 5.5 40.0 0 Draw the structure of PIB with all atoms. Three nearly monodisperse PIBsamples (M = 2x105, 2x104, and 2x103 g/mol) are injected into the instrument producing sharp peaks at retention times of 31.5, 35.6, and 39.5 min. What are Mn, Mw, and the PDI for this sample? Note: Keep proper track of the calibration data.
Answers: 2
Mathematics, 21.06.2019 18:00
Aplane is taking off from bangladesh headed to new york city. at the same time, a plane from new york city is headed to bangladesh is also taking off. the plane bound to new york city is traveling at 600 mph, while the plane traveling to bangladesh is traveling at 400 mph. how far from new york city will the two planes meet if the distance between new york city and bangladesh is 8,000 miles?
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Mathematics, 21.06.2019 19:30
Each cookie sells for $0.50 sam spent $90 on baking supplies and each cookie cost $0.25 to make how many cookies does sam need to sell before making a profit formula: sales> cost
Answers: 1
A GPC experiment (refractive index detector) yields the following results for an experimental poly(i...
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