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Problem- Can benzin 0.5g and 0.05 benzoin I require to isolate benzil in pure form. Could you accomplish this using an extraction procedure? If yes, explain how you would do this. If not, suggest another technique that would accomplish this.
I am in rush anybody is there to provide me the answer in quick phase
what is the approximate concentration of the solutionapproximate concentration of the solution in rm molrm kg if 1 rm
2.00 moles of a gas occupies 62.2 L at a par- ticular temperature and pressure. Its density is 0.900 g/L. What is the molar mass?
A 0.050 mol sample of formaldehyde vapor, CH2O, was placed in a heated 500 mL vessel and some of it decomposed. The reaction is CH2O(g) H2(g) + CO(g). At equilibrium, the CH2O(g) concentration was 0.066 mol L-1 Calculate the value of Kc for this r..
What mass of sodium phosphate would have to be added to 2.0 of this solution to completely eliminate the hard water ions? Assume complete reaction.
A 125.0 L weather balloon filled with 6.1 moles of helium as a small leak. If the helium leaks at a rate of 10 mmol/hr, what is the volume of the balloon after 66 hours
calculate the parts per thousand deviation in ml. for the three titrations. b) Would an additional titration be advisable? give a reason?
A 93-L sample of dry air cools from 145 degrees celicus to -22 degrees celicus while the pressure is maintained at 2.85 atm. What is the final volume?
The equilibrium constant for the reaction of carbon and water to form carbon monoxide and hydrogen is .20 at 1000 degrees C. If an equilibrium mixture contains solid carbon, 0.40 M H2O and 0.40M CO, what is the concentration of H2
Use the Heisenberg uncertainty principle to calculate the uncertainty (in meters) in the position of a honeybee weighing 0.67 and traveling at a velocity of 0.80 . Assume that the uncertainty in the velocity is 0.1. Express your answer using one s..
A common experiment to determine the relative reactivity of metallic elements is to place a pure sample of one metal into an aqueous solution of a compound of another metallic element.
What is the electron configuration of a third period element that forms an ion with a -2 charge
Solve an equilibrium problem (using an ICE table) to calculate the pH of each of the following solutions. 0.17 M CH3NH2Cl
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