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(A) A complex ion [ML6]2+ is green in solution. Explain if the same metal forms a complex with another ligand, Q that generates a stronger crystal field. What color(s) could [MQ6]2+ be?
(B) A complex ion, [M(SCN)6]4-, is blue in solution. Explain which of the following ligands, while bound to the same metal might cause the solution to be red? (Select all that apply.)1) Cl-2) CN-3) CO4) F-5) H2O6) I-7) NH38) NO2-9) OH-10) NCS-
What is the value of the equilibrium constant for the reaction between I2 (s) and Br- (aq) at 25 degrees celcius?
Solid lithium metal and diatomic fluorine gas react spontaneously. Give the balanced chemical equation (including phases) that describes this reaction.
Determine the energy of 1.60 mol of photons for each of the following kinds of light. Infrared radiation (1510 nm)
Determine how many grams of the following solutes would be needed to make 550 mL of a 0.700 M solution.
The rate constant of some reactions double with every 10 degree rise in temperature. Assume that a reaction takes place at 295 K and 305 K. What must the activation energy be for the rate constant to double as described?
the molar heat of fusion of aluminum metal is 10.79 kjmol whereas its heat of vaporization is 293.4 kjmol.what quantity
An El Paso FM radio station broadcasts classic rock at a frequency of 95.5 MHz. Find the wavelength in nm of these radio waves.
When the external pressure on a balloon is decreased at constant temperature, what happens to the gas inside. A) The collisions become more elastic. B) the gas undergoes no changes.
What is the hybridization of Si in SiBr4?
A solution of KOH in ethanol is made up by dissolving 0.335 g KOH in ethanol to form 250.0 mL of solution. Similarly, 1.455 g of C2H5I is dissolved in ethanol to form 250.0 mL of solution.
Determine the order of the decomposition reaction N2O5 by using the initial rate date in the table below: Experiment N2O5(g)(M) Initial rate (M/s) 1 .150 .0000860 2 .300 .000688
Using concentrated acetic acid and solid sodium acetate, how would you prepare 10 l of 0.1 M acetate buffer at pH 4.75? The pKa for acetic acid is 4.75. What Volume of concentrated acetic acid is needed (mL)?
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