Calculate the ph at the equivalence point
Calculate the pH at the equivalence point for the titration of a solution containing 1250.0 mg of hilariamine (MW = 104.75 g/mol, Kb = 7.1×10-4) with 0.1000MHCl solution. The volume of the solution at the equivalence point is 175.0 mL.
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The filtrate after the removal of the black precipitate was basified with 6M ammonia. This when treated with 3M ammonium carbonate, it gave a white precipitate. This white precipitate was dissolved in 6M acetic acid and basified with ammonia(6M).
In addition to the main product what are two side reactions that could occur in the experiment of The Diels-Alder Reaction of Cyclopentadiene with Maleic Anhydride.
If a reaction called for a minimum of 0.5 moles of table sugar, C6H12O6, and there was only one jar of sugar available for you to use which contained 32.5 grams, could you carry out the reaction with the mass of sugar in the jar? Explain.
Solution A: Hydrogen peroxide usually comes commercially as a 30% (w/w) aqueous solution, with a density of 1.106 g/mL. Calculate the volume of the 30% solution one would need to make 50. mL of 4.0 M H2O2 solution. Describe in detail how you would ph
Nitrite is a common food preservative. It can be detected by titrating a nitrite-containing sample with a solution of iodine, which converts nitrite to nitrate.
You have dissolved 0.298 g of soda ash into 80 mL of deionized water. It took 19.8 mL of 0.0998 M HCl to titrate the solution to the second equivalence point. What is the percent Na2CO3 in the soda ash?
A compound is constituted by mass of 22.6% phosphorus, the rest being chlorine. Given that a volume of 307 mL of the gas has a mass of 1.55 g at 25 °C and 90 kPa, find the molecular formula for this compound.
How many joules of energy are necessary to heat the steam from 100.0 degrees Celcius to 114.0 degrees celcius if the specific heat of steam 2.01J/g degrees celcius.
A solution to replace potassium loss contains 38 M/EqL each of K+ and Cl-. How many moles of K+ are in 2.0 L of the solution?
Oleum or fuming sulfuric acid available commercially in concentraytions ranging from 20-99% sulfur trioxide. A. What is the percent by mass of sulfur trioxide (SO3) if oleum is expressed as 3H2SO4 5SO3?
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