Determine the molarity of the dye in a solution
Determine the molarity of the dye in a solution with an absorbance of the 0.118 at 560nm? A student measures a certain blue dye to be 24.16M-1 at560nm.
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The manufacturing company makes 3 types of computer games which are shipped to 2 warehouses. Determine BA and express what every entry of product represents.
We are interested in determining whether or not the variances of the sales at two small grocery stores are equal. A sample of 21 days of sales at Store A and a sample of 16 days of sales at Store B indicated the following.
A sample which is having 0.213 mol of a mixture of carbon dioxide and nitrogen with a total pressure of 860. torr is exposed to solid the calcium oxide which reacts with the carbon dioxide to produce the solid calcium carbonate.
Explain how would a student make 500.0ml of a 0.07000M solution of iron (III) use a stock solution that is 0.2550 M in iron (III)? Discuss how this would be done.
Determine all zeros and asymptotes of g(x). Draw the graph of y = g(x), showing long-run and short-run behavior of function.
Determine the pH of a solution that is prepared by mixing the 1.35g of sodium nitrite, NaNO2, with 100.0 mL of 0.095 M HCL. Ka for HNO2=6.0*10-4.
Assuming rapid reaction rate, calculate the minimum PH necessary to reduce these metal concentrations to acceptable levels. Is this Ph consistent with what you might expect of the LAKE.
Discuss how high in the meters must a column of water be to exert a pressure equal to that of a 760-mm column of mercury? When the density of water is 1.0 g/mL, where as that of mercury is 13.6g/mL.
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