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Q1. Silver chloride usually does not ppt in solution of 1.0M NH3. However AgBr has a smaller Ksp. Will AgBr ppt form a solution containing 0.01M AgNO3, 0.01M NaBr and 1.0 M NH3? Ksp = 5 x 10^-13
Q2. Calculate the molar solubility of AgBr in 1.0 M NH3?
With respect to the Cooper pair model, explain why increasing temperature reduces the effectiveness of low-temperature superconductors
A 250 gram sample of water at the boiling point had 45.0 kJ of heat added. How many grams of water were vaporized? Heat of vaporization for water is 40.6 kJ/mole
In aqueous solution, the hydrated radius of hemoglobin is found to be 3.55 nm. How many water molecules hydrate a hemoglobin molecule?
How much heat energy, in kilojoules, is required to convert 37.0g of ice at -18.0C to water at 25.0C
Determine the volume of the sample. (b) Plot the data. Now suppose you add another 5.00 mol of gas molecules into the same volume.
Are there hints in the data provided which would aide in choosing which integrated rate law to use? Also, if they were to give you the rate law for the overall equation, would you use the overall order's integrated rate law or the specific reactan..
n-butane vapor and liquid are in equilibrium (boiling) at 18.66 bars. Use the Peng-Robinson equation of state to determine the saturated liquid and saturated vapor molar volumes
What is the concentration of hydroxide ions in pure water at 30 degrees C, if Kw at this temperature is 1.47 x 10 to the -14th
An equilibrium mixture of this reaction(NH4HS(s)?NH3(g)+H2S(g)) at a certain temperature was found to have [H2S]= 0.350M and [NH3]= 0.276M .What is the value of the equilibrium constant (Kc) at this temperature.
The complexes [Mn(H2O)6]2+, [Fe(H2O)6]3+, [MnCl4]2-, and [FeCl4]- all have magnetic moments of nearly 5.92 BM. What does this tell you about the geometric and electronic structures of these complexes
a container holds 2,0 of gas. the total average change in KE of gas molecules in the container is equal to the the sum of KE of an 8,0x10^-3 -Kg bullet with speed
What is the initial temperature of a gas if the volume changed from 1.00 L to 1.10 L and the final temperature was determined to be 255.5oC
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