Titration Calculations - Page 3
Questions
- How can titration be used to determine concentration?
- What is the formula for solving titration problems?
- What is the theoretical point when the number of moles of added is equal to the number of moles of titrated in an initial solution?
- If I don't know the concentration of the #"HCl"# that I am titrating with #"NaOH"#, can I still use the #"NaOH"# to titrate an unknown acid and determine its molar mass?
- Equal volumes of #"0.25 M"# #"HNO"_2# and #"0.25 M"# #"HNO"_3# are titrated separately with #"0.25 M"# #"KOH"#. Which would be the same for both titrations?
- What is the titration curve of glycine?
- How does the process of titration work?
- How does a back titration differ from a regular titration?
- How many moles of HX have been added at the equivalence point?
- How do we quantitatively represent the oxidation of sodium thiosulfate, #S_2O_3^(2-)#, by dichromate ion, #Cr_2O_7^(2-)#?
- Why is calcium carbonate used as standard solution?
- The titration of 25 mL of a water sample required 15.75 mL of 0.0125 M EDTA. How do you calculate the hardness of water in the unit of ppm #MgCO_3#? (Assume the moles of EDTA are equal to the moles of MgCO3)
- How do you calculate the pH at the equivalence point for the titration of 0.140 M methylamine (#CH_3NH_2#) with 0.140 M #HCI#? The #K_b# of methylamine is #5.0x10^-4#?
- A student prepares a solution of hydrochloric acid that is approximately 0.1 M and wanted to determine its precise concentration. A 25.00 mL portion of the HCl solution is transferred to a flask, and after a few drops of indicator are added, the HCl ?
- Can a titration be applied to determine the concentration Na3PO4(aq) and NaH2PO4(aq) in a solution mixture of the two salts using HCl and phenolphthalein and methyl orange indicators?
- How does calcium hydroxide react with nitric acid?
- A #20*g# mass of phosphoric acid dissolved in #250.0*mL# aqueous solution, reaches a stoichiometric end-point with WHAT volume of #NaOH(aq)# at #0.120*mol*L^-1# concentration?
- Will a precipitate form if 20 mL of #1 x 10^-7# M #AgNO_3# is mixed with 20 mL of #2 x 10^9# M #NaCl# at 25°C? For #AgCl#, #K_(sp) = 1.8 x 10^-10#
- 10.00 mL of a weak base was titrated with 0.215 M HCl. When the titration is halfway to equivalence, 14.96 mL of HCl has been added and the pH is 10.18. What is the initial molarity of the weak base? What is the pH at equivalence?
- How many mL #NaOH# will neutralize an acidic solution titrated with .0998 mol/L #NaOH#?