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Calculate the pH of the solution obtained by dissolving 0.2 moles of glycine and 0.1 mole NaOH in a liter of water.
Calculate the cell potential for the following reaction that takes place in an electrochemical cell
what mass of aspirin can be prepared by reacting 5.00 g if salicylic acid with an excess of acetic
Use the tabulated data below to calculate x, s, and % RSD using your hand held calculator. Show all of your calculations for full credit.
determine the amount of heat (in kJ) given off when 1.42 * 10^4 g of NO2 is produced according to the following equation : 2 No(g) + o2(g) --> 2NO2(g) H = -114.6kj
the pressure in a sealed plastic container is 108 kpa at 41c. what is the pressure when the temperature drops to 22c?
Common Ion Effect: The Ksp of silver iodide is 8.3 x 10^-17. What is the iodide ion concentration of a 1 L saturated solution of AgI to which .2 mole of AgNO3 is added
Which of the following groups would have the highest priority in determining R and S. a) CH2CH2OH b) CH(CH3)2 c) CH2CH3 d) CH2C(CH3)3
You titrate a 0.1000 M solution of a strong base (NaOH) with a 100.00 mL solution of 0.1000 M Formic acid (Ka = 1.80 x 10^-4). Calculate the pH at the following points 100.0 mL of NaOH added
identify the following as characteristic of a solution, colloid, or suspension: a)particles of this mixture remain inside a semipermiable membrane, but pass through filters. b)the particles of solute in this mixture are very large and visible.
how many grams of calcium carbonate are needed to produce 374 mL of carbon dioxide gas at STP?
what mass of carbon tetrachloride,CCl4, must be vaporized at 100 degrees celsius to fill a flask with a volume of 275.0 ml when the atmospheric pressure is 753.9 torr. If the experiment is repeated at the same temperature but a greater atm pressur..
complete all the blank entries in the given table. then use the data to graph toscale the fixed variable average fixed
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