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You titrate 25.0 mL of 0.110 M NH3 (Kb = 1.76 x 10-5) with 0.100 M HCl. What volume of HCl is required to reach the equivalence point and what is the pH at the equivalence point?
The overall Kf for the complex ion Ag(NH3)2+ is 1.7x10^7. Ksp for AgI is 1.5x10-16. What is the molar solubility of AgI in an aqueous NH3 solution (Kb=1.8x10-5) with a pH of 12
What is the volume of added base at the equivalence point for KOH in mL. b) What is the volume of added base at the equivalence point for CH3NH2 in mL
How much dry solute would you take to prepare each of the following solutions from the dry solute and the solvent
If hydrogen gas is collected over water at 20°C and 763 mm Hg, what is the partial pressure of the H2? The vapor pressure of water at 20°C is 17.5 mm Hg.
1. calculate how many n atoms are there in the empirical formula for this given compound when the reported analysis
State whether the equilibrium partial pressure of NH3 increases, decreases or stays the same. (a) increasing the temperature; (b) transferring the equilibrium mixture to a larger reaction vessel; (c) adding a small amount of LiOH(s), which reacts ..
One beaker contains pure water, another contains salt water, and another contains sugar water. How can you tell the which beaker is Which?
what are the products of cyclohexanol
Determine the equilibrium constant for the following reaction at 298 K. SO3(g) + H2O(g) ? H2SO4(l) ?G° = -90.5 kJ
determine the bond angles of BF3 and CH2O and comment on why the angles are different.
Redox titrations are used to determine the amounts of oxidizing and reducing agents in solution. For example, a solution of hydrogen peroxide,H2O2 , can be titrated against a solution of potassium permanganate,KMnO4
if the cell had an excess of NADHPH but needed to make ribose-5-phosphate, which glycolytic(s) would be used? a. glucose-6-phosphate and fructose-6-phosphate
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