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Calculate the pH at the equivalence point in titrating 0.110 M solutions of each of the following with 8.0×10-2 M NaOH.
lactic acid (CH3CH(OH)COOH)
sodium hydrogen chromate (NaHCrO4)
In the lab using conc. HCL and heat, if the solubities of reactant and product were reversed , how would the isomerization be followed. How would one knows when it is complete
What is the volume in mL of 0.833 M HCl(aq) needed to reach halfway to the equivalence (stoichiometric) point in the titration of 23.5 mL of 0.270 M ethylamine
A 12-gram mixture of methane, CH4, and ethane, C2H6, is completely combusted in oxygen. If the total mass of H2O produced is 23.4 grams, what was the approximate mass of the methane in the original mixture
the osmotic pressures required for this process can be as high as 20.1 . what would the molar concentration of the tree
The heat effect of the neutralization reaction NaOH(aq) + HCl(aq) is measured in an open adiabatic solution calorimeter (not a coffee cup calorimeter) The heat capacity of the calorimeter itself is 456 J/K.
How much energy is required to boil 45.5g of water at 100 degrees C at sea level? The molar heat of vaporization of water is 40.6 kJ/mol.
the rate of disappearance of HBr in the gas phase reaction 2HBr(g)-->H29(g)+Br2(g)is .301 at 150 degrees celsius. what is the rate of appearance of Br2?
Sodium hydroxide is slowly added to a 225 mL of a solution that is 3.0*10^-2 M Ba2+ and 1.5*10-3 M Cr3+. Which will precipitate first
Why is The dehydration of cyclohexanol to cyclohexene a traditional experiment to illustrate the acid-catalyzed dehydration of an alcohol to an alkene ?
What is the system that is buffered, what is the pH of the system and what compounds are responsible for the buffered system?
What is the molar mass of an unknown dipotric acid if 65.0 mL of a 0.15 M solution of KOH was needed to reach the second equivilance point in the titration of 0.03 g of the acid.
Which of the following has only a single peak in the proton NMR spectrum
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