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A solution is prepared by mixing 50.0 mL of 0.11 M Pb(NO3)2 with 50.0 mL of 1.3 M KCl. Calculate the concentrations of Pb2+ and Cl - at equilibrium. Ksp for PbCl2(s) is 1.6 *10-5.
Determine the concentration of the total available acid of the apple juice express your answer in moles/L?
Calculate the molarity of each of the following solutions 20.0 g NaCl in 1.0 L H2O
A rigid tank with a volume of 2.5 m3 contains 15 kg of saturated liquid-vapor mixture of water at 75 0C . The water is heated. Determine the temperature at which the liquid in the tank is completely vaporized.
oleci acid has following compostions : 76.54%C, 12.13%H, 11.33% O. If the experimental molar mass is 282.g/mol, what is the molecular formula of oleic acid?
high boiling point are obtained now you need to identify the limiting reagent and compute the percent yield of nitrobenzene
Discuss how plastics are used in everyday life and cutting edge technology and what the pitfalls are of plastics.
Important information about Molarity, You have 20 ml of 10% Bromophenol Blue (BPB). Using a 10% stock, how would you prepare 5 ml of a 0.2 % stock?
a sample of nitrogren gas is collected in a 100 mL container at a pressure of 688 mm Hg and a temperature of 565 degrees C. how many grams of nitrogen gas are present in gas sample?
A sample of vinegar has a freezing point depression of 2.0 degrees C. What is the estimated percent by mass of acetic acid in the vinegar? Molar mass of acetic acid is 60g/mol
Write an equation for the formation of an acetal from reaction of excess methanol with benzaldehyde in the presence of an acid catalyst.
iron(111)oxcide is formed when iron cobines with oxygen in the air. how many grams if Fe2O3 are formed when 16.7 Fe reacts completly with oxygen?
Calculate the heat of formation, Hof, of pentane given that the Hof of H_2O(l) is -285.3 kJ mol-1 and Hof of CO_2(g) is -393.5 kJ mol-1
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