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A 0.6745 gram sample of KHP reacts with 41.75 mL of KOH solution for complete neutralization. What is the molarity of the KOH solution? (Molecular weight of KHP = 204 g/mol. KHP has one acidic hydrogen.)
To aid in the prevention of tooth decay, it is recommend that drinking water contain 0.90 ppm fluoride (F-). (a) How many grams of F- must be added to a cylindrical water reservior having a diameter of 5.20 x 102 m and a depth of 47.11 m
how does the first ionizaiton energy of the alkali metal in a given period compare with the first ionization energy of the halogen in the same period. what is the result in terms of how these elements tend to react with each other
The concentration of ordinary bleach is 6% w/v. How many grams of NaOCl are there in 1.00 gallon of bleach?
What is the balanced equation for the reaction of phenyl magneisum bromide with benzophenone to form triphenylmethanol
Why do you suppose that the fewer resonance structures for the carboxylate are more effective at increasing the acidity of a carboxylic acid than those of the conjugate base of 2-naphthol
A one-mole sample of a monatomic perfect gas with a constant pressure heat capacity of 20.85 J/(K mol) is initially at a pressure of 3.25 bar at 200 K. It undergoes an adiabatic reversible expansion until its pressure is 1.52 bar. Calculate: q, w,..
3.5 grams of salicylic acid reacts with an excess amount of acetic anhydride. What is the theoretical yield
The mass spectrum of an organic compound shows the relative abundance of M to be 34.29% and M+1 to be 8.901%. Assuming the peaks are caused by 12C and 13C isotopes, determine the number of carbon atoms in the compound. Natural abundance: 12C is 98..
the vinegar that are generally sold in the grocery stores it is described as 5 vv ch3cooh acetic acid.determine the
Using a sample of CO 2 occupies a 2.54dm^3 container at STP. Determine the volume of the gas at a pressure of a temperature of 26.0 degree Celsius and 150.0 kPa?
calculate the number of grams of sulfuric acid in 0.500 l of battery acid if the solution has a density of 1.28gml and
explain the major departure of the marginalist school from the classical political economists. how did it change the
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