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Consider the titration of 44.2mL of 0.240M HF with 0.180 M NaOH . Calculate the at each of the following points. A)How many milliliters of base are required to reach the equivalence point? B) Calculate pH after addition of 11.1mL of base C) Calculate the pH at halfway to equivalence point D) Calculate pH at equivalence point
The Ka of acetic acid is 1.85 x 10-5. What would be the pH of a buffer prepared by mixing 50.0 mL of 1.0 M potassium acetate with 50.0 mL of 1.0 M acetic acid?
In heating an organic compound strongly with metallic sodium, one frequently observes the formation of a blck material, which is insoluble in water
Calculate the solubility of copper (II) iodate in 0.56 M copper (II) nitrate. Ksp* is 7.4x10-8 M3.
The measured boiling point of the solution was 65.46 °C. Calculate the molecular weight of the unknown substance.
A solution of sodium hydroxide is prepared by mixing 2.00g of NaOH with 10.0g of water. The percent, by mass of NaOH is what?
Looking at the colors of the mixtures containing 5.0, 6.7, and 7.5 mL of EN, would you conclude that you prepared one, two, or all three complex ions when you combined the various mixtures of 2.0 X 10-2 M CuSO4 and 2.0 X 10^-2 M EN
Radon (Rn) has a mass number of 222 and an atomic number of 86 and decays by emission of an alpha particle. The product of this decay is, Identify the product of the nuclear reaction by providing its atomic symbol , mass number , and atomic number
what is the mass of one mole of copper atoms? How many moles of copper atoms have a mass equal to the mass of a penny?
How would you prepare methyl,phenyl,ketone starting with 1-bromobenzene without using a grignard reaction. please show reactants and intermediates
Calculate the total energy (in kJ) absorbed by a person exposed to this radiation for 2.0 hours, given that there are 2.0 x 10^16 photons hitting earth's surface per square centimeter per second and the exposed body area
Will the reaction shift towards the products or the reactants if Ag+ Ions are added to this equilibrium. CoCl4^2-(aq) + 6H2O(l) Co(H2O)6^2+(aq) + 4Cl-(aq)
At volume of 0.200 M K2Cr2O7 will be required to oxidize the Fe2+ iron in 60.0 mL of .200 M FeSO4 solution?
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