Physics, 13.08.2019 00:20 katherinemartinez173
In order to accommodate a larger volume of sample, a chemist scales up his experiment by doubling the diameter of his chromatography column while maintaining a constant length. given that the ratio of mobile phase volume to column volume remains constant, by what factor has the capacity of the column increased?
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Ais useful when you need a simple machine to you separate two things. a. lever b. screw c. pulley d. wedge
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Asynthetic fiber used in manufacturing carpet has tensile strength that is normally distributed with mean 75.5 psi and standard deviation 3.5 psi. how is the standard deviation of the sample mean changed when the sample size is increased from n equals 8 to n equals 47
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