Estimate the concentration of the compound
Estimate the concentration of the compound when a solution of 4-methyl-3-penten-2-one in ethanol gives an absorbance of the 0.52 at 236 nm in a cell with a 1 cm light path. Its molar absorptive in the ethanol at that wavelength is12,600.
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Employ the given degree of confidence and sample data to develop a confidence interval for the population proportion p.
To give the sulfur trioxide the sulfur dioxide is oxidized by oxygen. Suppose you have 100.0 g of SO2, 50.0 g ofO2, and after carrying out the reaction you got the 120.0 g of SO3.
Determine the numbers of grams of glucose (C6H6O6) should be dissolved in the 1 liter of water to make a 0.5000 molar solution of glucose in the water?
Determine the minimum sample size you must use to promise that your estimate of p will be within the required margin of error around the population p.
A researcher wanted to investigate the eject of a special diet on lowering blood pressure. She chose a random sample of 16 adults. 8 of the adults chosen were then chosen at random and put on the dietary plan for 6 months. The other 8 adults were
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Determine the maximum percentage yield of the ketene CH2CO obtainable at this temperature?At 1189 K the gas phase decomposition of the acetic acid proceeds by the way of two parallel reactions:
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