Determine the mass of the original magnesium chloride
Determine the mass of the original magnesium chloride sample when a sample of MgCl2 is dissolved in the water, and the solution is then treated with an excess of AgNO3 to yield 1.92g of AgCl.
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Suppose that the paired data came from population that is normally distributed. Using 0.05 significance level determine the mean value of the differences d for the paired sample data, the standard deviation of the differences d for paried sample d
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Write down the structures of the three geometric isomers of dibenzal acetone and assign each one to the three molecules described. Disregard single trans and bond cis isomerism.
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