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It is often necessary to do calculations using scientific notation when working chemistry problems. For practice, perform each of the following calculations. (6.23E-5)(7.30E-7) = 9.05E+4 / 6.72E+6 - 8.85E+4 = (2.42E+5)(6.12E-4) / 8.77E-4
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20.2 g of an unknown molecular solute is dissolved in 5.65 moles of aniline (C6H5NH2), causing the boiling point of aniline to increase by 3.79 °C. Calculate the molar mass of the solute. For aniline, the molar mass is 9 ...
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Match the reaction provided on the left with the correct reaction classification/type on the right [NOTE the reaction equations are not balanced] . Reaction classification/types can be used more than once or not at al ...
Suppose that a student is determining the total base content of an antacid tablet by performing a back titration. He/she weighs out a .3012g portion of a tablet whose total weight is 1.5312g, dissolves this in exactly 40 ...
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