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Calculate the pH in a solution prepared by dissolving 0.08 mol of solid NH4CL in 0.450 L of 0.35 M NH_3. Assume that there is no volume change.
Find the pH of the resulting solution when 20.00mL of a 0.1000M triethylamine (CH3CH2)3N (Kb = 5.2x10-4) solution is titrated with 20.05mL of a 0.1000M HCl solution.
What is the driving force for the rearrangement of intermediate carbocations during the dehydration of alcohols
A solution is prepared by mixing 50.0 mL of 0.20 M Pb(NO3)2 with 50.0 mL of 1.5 M KCl. Calculate the concentrations of Pb2+ and Cl - at equilibrium. [Ksp for PbCl2(s) is 1.6 10-5.]
Is a first order rate constant of 3.14x10^-4 1/s at room temperature, if you currently have a 2.5 M N2O5 how long will it take for 65% of N2O react?
The air we breathe is approximetly 20% oxygen. the reaction for the complete combustion of acetylene is 2C2H2 + 5O2 ------> 4CO2+ 2H2o
In a fuel cell using oxygen as the oxidizer and hydrogen as the fuel, what is the overall cell reaction?
calculate the root mean square speed of Ne atom at the temperature at which their average kinetic energy is 6.97 kJ/mol. Answer should be in m/s.
Explain the pH change when the strong acid was added to the prepared buffer solution in relation to the pH of the buffer solution . Also indicate the change in the ph when the acid was mixed with the deionized water in relation to the deionized wa..
How many cubic centimeters of an ore containing only 0.22% gold (by mass) must be processed to obtain $100 worth of gold.
Acid-catalyzed dehydration of cyclobutylmethanol proceeds via an E1 mechanism and gives two alkenes
Important information about Conceptual Organic chemistry and What chemical tests might be used to distinguish between pentanal and 2- pentanone; between benzyl alcohol and diphenylmethanol?
A 4.5 g sample of LiCl at 25 degrees Celsius dissolves in 25 mL of water also at 25 degrees Celcius. The final equilibrium temperature of the resulting solution is 60.8 degrees celsius. What is the enthalpy of solution delta H subscript 8 of LiCl ..
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