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Potassium chromate is gradually added to a solution containing 0.20 M AgNO3 and 0.20 M Ba(NO3)2. Explain what happens if the Ksp for Ag2CrO4 is 1.1 × 10-12 and the Ksp of BaCrO4 is 1.2 × 10-10.
State whether you expect the following molecules to be polar or non-polar and arrange the molecules in increasing order of dipole moment.
Which protein elutes first from a diethylaminoethyl cellulose ion exchange column with a decreasing pH gradient
Carbonic acid is a diprotic acid, H2CO3, with Ka1 = 4.3 x 10-7 and Ka2 = 4.8 x 10-11. Calculate Kb for the carbonate ion, CO32-
Evaluate the efficiency for a compression ratio of 10:1. Assume that, in state A, V = 4.00 dm3, p = 1.00 atm, andT = 300 K, that VA = 10VB , pc /pb = 5, and that Cpm = 7/2 R
An Atom of the element of Manosium has energy levels 1,2, and 3 with sucessively higher energy. When the atom makes the transition from level 3 to level 1, it emits a photon with wavelength of 500nm.
Calculate the amount of isopentyl acetate that should be present in the reaction mixture at equibrium, based on the quantities of starting materials you used and a value of 4.2 for the equilibrium constant
If the electrons after S_x measured are sent through a Stern - Gerlach analyzer to measure S_z(spin momentum along z-axis) again, what values will be found? with what probabilities will these values occur?
question phosphorus pentachloride decomposes to phosphorus trichloride at high temperatures according to the
What symbol is used in a chemical equation to represent the following phrases? Select the symbol in blue and drag it into the appropriate bin
What is the white precipitate that forms while the reaction mixture is heated. The reaction is the hydrolysis of the ester Butyl benzoate yields products 1-butanol and benzoic acid.
Consider the following reaction in a closed reaction flask. If 1.50 atm of gas A is allowed to react with 0.500 atm of gas B and the reaction goes to completion at constant temperature and volume
What mass of lead sulfate is formed in a lead-acid storage battery when 1.41g of Pb undergoes oxidation
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