Type of molecular orbitals
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?
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A sample of gas is collected over water at c and mm Hg. The collected gas occupies 130 mL. The vapor pressure of water at 23.5 c is 21.7 mm Hg. The approximate molecular weight of this gas
If .090 mole of solid NaOH is added to 1.0 liter of .180 M CH3COOH, what will the pH of the resulting solution be
Write three orbital designations that would be incorrect and explain why each is incorrect. For example, 1p would be an incorrect orbital designation because there is no p sub-shell in the first orbit.
Write the Henderson-Hasselbalch equation for a solution of propanoic acid (CH3CH2CO2H, pKa = 4.874 ) using HA and A- in the expression. pH= ? Using this equation, calculate the quotient
The entropy change of the universe for any spontaneous process is always positive The equilibrium constant is always greater than one for an extensive reaction
Why would you expect the heats of neutralization for HCl and Nacl reaction and a HNO3 and KOH reaction to be the same, within experimental error? What is the net ionic reaction for both acid-base reactions?
Consider the reaction of sulfur dioxide and water, which is represented by the following equation: 2SO2(g) + 2H2O(g) ® 2H2S(g) + 3O2(g) How many moles of electrons are transferred according to the equation that is written
The boiling point of water at sea level Is 1000C. At higher altitudes, the boiling point of water will be a) lower, because temperatures are lower b) lower, because the atmospheric pressure is lower c) higher, because the altitude is greater.
What is the correct electron configuration for copper Answer a. [Ar]4s23d8 b. [Ar]4s23d9 c. [Ar]4s13d10 d. [Ar]3d10 e. [Ca]3d9
Calculate delta H for the reaction: 2N2O3(g) --> N2O4(g) + 2NO(g)
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