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140 mL of a .175 M aqueous solution of NH3 is titrated with a .106 M solution of HCl. (NH4+ Ka=5.56x10^-10)
What is the pH:
a. before any HCl is added?
b. after 20 mL of HCl is added?
c. at the half equivalence point?
d. at the equivalence point?
e. at 1.00 mL of HCl past the equivalence point?
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)
What volume of gaseous chlorine at STP would you need to obtain a 250.0 g sample of gas
Considering the reactions, Al + H2O, Al + NaOH, and Al + HCL, suggest a possible test to confirm the formation of ONE product in any one reaction.
An ideal gas mixture contains 35% helium, 20% methane, and 45% nitrogen (by volume) at 2.00 atm absolute and 90 ?C. Calculate: (a) The partial pressure of each component.
A solution is prepared by mixing 77.0 mL of 5.00 M HCl and 11.0 mL of 8.00 M HNO3. Water is then added until the final volume is 1.00 L. Calculate [H+], [OH -], and the pH for this solution.
Calculate the pH and the percent ionization of butanoic acid in this solution. *I will only award points if a solution is presented. What good does just the answer do for me?
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The standard cell potential for the following galvanic cell is 0.92V. Al(s) Al3+(aq) Cr3+(aq) Cr(s). Calculate the standard reduction potential for Cr3+/ Cr Cr half cell.
Determine the Ka value of acetic acid at 105 degrees C from the following data: A 0.3 Molar aqueous solution of acetic acid shows a pH of 2.642 at 105 degrees C. You can use the approximation formula here because the concentration of the acetic ac..
Calculate the mass of nitrogen dissolved at room temperature in an 92.0L home aquarium. Assume a total pressure of 1.0 atm and a mole fraction for nitrogen of 0.78.
how much heat in is evolved or absorbed in the reaction of 2.28 grams of sodium na with water h2o express your answer
basketball with a volume of 3.50 liters is left in a car when the temperature is 298 k. what will the volume of the
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