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Fifty mL of a monoprotic weak acid was titrated with 0.0470 M NaOH. About 14.26 mL of NaOH was required to reach the equivalence point. At the equivalence point, the pH was 10.0. What was the pH when only 9.70 mL of NaOH had been added?
How many unpaired electrons would (Re(CN)6)-3 and (MnCl6)-4 have give electron configurations for each ion in terms of the t2g and eg sets.
calcium reacts with vanadium v oxide according to the following equation. how many grams of calicum oxide can be formed
Compare the proposed reaction mechanism for the sodium hypochlorite oxidation of cyclohexanol with that involved in the chromic acid oxidation. Do you notice any similarities
Application of Avogadro's law - To evaluate the volume of a gas using Avogadro's Law.
Which molecule: water or ethanol is "more" polar? (By "more polar" I mean which molecule will have a larger net dipole moment
the temperature inside a balloon is raised from 25.0 degc to 250.0 degc. if the volume of cold air was 10.0 l what is
A 1.25-gram sample of FeC2O4 is added to an evacuated 2.00-L steel vessel. The vessel is heated to 400°C, at which point all the FeC2O4 is decomposed: FeC2O4 (s) # FeO (s) + CO2 (g) + CO (g) Calculate the total pressure inside the vessel at 400°C
What is the major product when 3,3-dimethyl-2-butanol reacts with HBr in the presence of heat
You have a 1.0 mL sample of unknown concentration that requires 8.0 mL of titrant to change the color of the solution. How many mg of ascorbic acid are in your unknown sample
determine the mass of unknown liquid that you transferred to the flask before heating in the determinig the molar mass of a volatile liquid by the dumas method expermant
Do the same for halogenation of an alkene -- as review. Now we do not have HBr as a product. Explain why not -- in terms of balancing the reaction, especially from the standpoint of H atoms.
Consider two samples of liquid: one mole of water H2O and one mole of ethanol C2H5OH. The density of water is 1.0 g/mL, and the density of ethanol is 0.785 g/mL. Answer each of the following questions by selecting the correct choice.
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