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Find the pH during the titration of 20.00mL of 0.1000M triethylmine, Kb=5.2x10^-4, with 0.1000M HCl solution after the addition of 10.00mL of titrant
What is the total pressure in torr of a gas in a sealed flask that contains oxygen at a partial pres. of 0.41atm and water vapor at a partial pres. of 358mmHg?
What is the pH of 50 mL of .122M sodium glycinate titrated with .100M HCL at second equivalence point
When distilling a pure compound, the boiling temperature remains constant although you are heating the flask. Why?
which of the following solutes is likely to be most soluble in water
An amount of 0.500 grams of NH4Cl was added to 50.0 mL of the solution in Problem 1 above. Use the Keq calculated from problem 1 to calculate the pH of this solution.
The ion is stabilized due to the delocalization of the positive charge to the aromatic ring. Draw resonance structures that indicate the stability of this ion.
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
Look at the list of fabrics that are woven into the multifiber fabric. Which do you suspect will absorb the dyes in a similar way. Explain why.
CO2 properties: appearance, reaction with limewater, reaction with flame, behavior with water. If positive observation then write a balanced equation.
Describe how you will separate the following mixture of ions in solution. Include an explanation/rationale of the reagent used.
Determine the calorimeter constant of the calorimeter in which the combustion of 0.600 g of sucrose raises the temp by 1.96 C
Calculate the pH during the titration of 30.00 mL of 0.1000 M KOH with 0.1000 M HBr after 30.26 mL of the acid
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