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Illustrate how the pre- exponential term can play a large or small factor on it's persuade on the rate constant based on entropy change factor ΔS* geometric constraints from reactant initial position to the activated complex top of the energy barrier.
Give examples of a neutral salt, acidic salt and basic salt. Explain your choice.
Why is it more difficult to precipitate cupric acetate (verdigris) than cupric carbonate hydroxide (malachite)
Write a resonance form for pyrrole with the nitrogen having a +1 formal charge. Be sure to include all lone pairs.
How many moles of N2 molecules are present in a 0.151 L sample of dry air at 0.0356 atm and 23.8 °C ? (The mole fraction of N2 = moles of N2 / total moles of dry air = 0.7809.)
Given the following thermodynamic data, calculate the lattice energy of CaBr2 (s). Term & Value Delta Hf[Ca(g)] 179; delta Hf[Ba(g)] 112; I1(Ca) 590; I2(Ca) 1145; E(Br) -325.
determine the rate law and rate constant for the gas-phase reaction of nitrogen monoxide and chlorine.
What would be the volume of the carbon dioxide if it were collected wet at 24.02 degrees Celsius (still with the same ambient pressure). Assume that the vapor pressure of the water is 4.02 kPa at that temperature.
The following properties were measured for an unknown hydrocarbon in a lab with an ambient temperature of 28 degrees Celsius and a barometric pressure of 28.9 inches of mercury (1 inch Hg=25.4 torr)
at 30oc the decomposition of hydrogen iodide into hydrogen and iodine is a second-order reaction. the rate constant for
How many grams of CaCl2 would be dissolved in 1.2 L of a 0.10 M solution of CaCl2?
If 67.0 mL of 0.119 mol/L NaOH(aq) and 35.0 mL of 0.193 mol/L HA(aq) are mixed, then what is [HA] at equilibrium. Assume that HA is a weak monoprotic acid with pKa=6.23 at 25oC. Give your answer with three significant figures
During a tritration, 34.62 mL of 0.1510 M NaOH was needed to neutralize 50.0 mL of an H2SO4 solution. What was the concentration of the original sulfuric acid solution?
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