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Determine the number of unpaired electrons, magnetic moment and ligand field stabilization of [Co(CO)4]-
Calories given off when 83g of water cools from 48 degrees Celsius to 27 degrees Celsius.
Why do primary alkyl halides typically undergo Sn2 substitution reactions more rapidly than do secondary or teritary alkyl halides?
An airplane is pressurized to 650 mmHg, Which is the atmospheric pressure at a ski resort at 1.30 * 10^4ft alt?
The wave function of an electron in a linear accelerator is given by ?(x)=(cosX)eikx+(sinX)eikx where X is a paramater. What for (linear combination) would the wavefunction
Ethanol melts at -114 C and boils at 78 C. The enthalpy of fusion of ethanol is 5.02 kJ/mol, and its enthalpy of vaporization is 38.56 kJ/mol. The specific heats of solid and liquid ethanol are 0.97 J/g.K and 2.3 J/g.K, respectively.
What is the pH of a buffer prepared by adding 0.506 mol of the weak acid HA to 0.507 mol of NaA in 2.00L of solution? The dissociation constant Ka of Ha is 5.66 x 10^-7.
Titrate 80ml of NH3 w/35ml of 0.30M HCl. Find pH and select an indicator beside bromocresol green that can be used.
How much concentrated hydrobromic acid solution (48.0% HBr by mass, d = 1.52 g/mL), in milliliters, is required to produce 10.0 L of 0.185 M HBr
Consider the filling order for electrons. If an atom has the following electron configuration, where would the next electron be placed? [Ne]3s23px23py2 3pz1 Answer a. 3px b. 3py c. 3pz d. 4s e. 4p3
Na3PO4+CaCl2 ---> Ca3(PO4)2+NaCl if 0.996 g of Na3PO4 are provided, how many grams of Ca3(PO4)2 should be formed?
How many spots should you see on a TLC plate for your recrystallized benzoic acid (assuming your recrystallization worked)
a 70g piece of ice at 0c is added to a sample of water at 6 c all of the ice melts and the temp of the water decreases
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