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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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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