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What type of molecular orbitals does the cyclopentadienyl ligand (in a ferrocene molecule) use to bond with the iron ion? How many electron pairs does each cyclopentadienyl ligand donate to the iron ion?
Calculate the energy of a photon emitted when an electron in a hydrogen atom undergoes a transition
Which of the possible unknown for this experiment would give this behavior? Write a balanced equation for the reactions observed with Na2S and KOH.
In most instrumental or analytical methods, use of an Internal Standard is considered the least desirable approach for calibrating the method
Determine the concentration of a solition prepared by diluting 25mL of a stock 0.188M Ca(NO3)2 solution to 150mL
How many moles of NiCl can be formed in the reaction of 5.00 mol of Ni and 10.0 mol of HCl
Complete the molecular equations for the precipitation for the following equation(please include the states) Al(NO3)3+3NH4OH
a tire has a volume of 535 cm3 at a temprature of 20 c while in use the temprature of the tire rises to 65 c calculate
1 some bacteria are able to harvest light of 1000 nm wavelength. a what is the energy in kilojoules of a mole of 1000
What is the concentration of the H 2 SO 4 if a chemist titrates 300.0 mL of Sodium Hydroxide NaOH with a 5.0 M solution of NaOH and needs only 3.4 mL of the base to reach the endpoint,?
sample of benzoic acid is burned in a bomb calorimeter at 25 degrees C, and the temperature increases by 3.72 degrees C. What is the calorimeter constant?
Calculate the pH during the titration of 20.00 mL of 0.1000 M C6H5COOH(aq) with 0.1000 M NaOH(aq) after 19.54 mL of the base have been added. Ka of benzoic acid = 6.5 x 10-5.
Propose a structure for a C6H15O2N compound that is unstable in aqueous acid and has the following NMR spectra: 1H NMR: ? 2.30 (6H, s); ? 2.45 (2H, d, J = 6 Hz); ? 3.27 (6H, s); ? 4.50 (1H, t, J = 6 Hz) 13C NMR: ? 46.3, ? 53.2, ? 68.8, ? 102.4
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