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How can I separate 50% fluorene, 40% o-toluic acid, and 10% 1,4-dibromobenzene using 1M NaOH, 6M NaOH, 1M HCl, 6M HCl, 1M NaHCO3, saturated sodium chloride, diethyl ether, 95% ethanol, methanol, isopropyl alcohol, acetone, hexane, toluene, methylene chloride, and anhydrous sodium sulfate?
Draw the oxygen dissociation curves for myoglobin and hemoglobin on the same graph. lable axes, give units and provide key values. Concisely interpet and explain the 2 curves in terms of the specific structure and function of the two molecules.
A 0.050 M H2S solution contains 0.29 M NiCl2 and 0.35 M Hg(NO3)2. What pH is required to precipitate the maximum amount of HgS but none of the NiS
when a metal was exposed to light at a frequency of 4.63*10^15 Hz, electrons were emitted with a kinetic energy of 3.10*10^-19 J.
the ka for h2po41- is 6.3 x 10-8. the ka for hs1- is 1.3 x 10-13. both are amphoteric substances.a what does amphoteric
Based on understanding of enthalpy, what is the sign of dH for the binding of Cu2+ to soil. Explain.
Problem- Explain why the sum of all bond angles for CH3X are = 450 degress if the bond pair repulsions are maximum in this molecule. Also, in the molecule CH2BR2 why is the H-C-Br bond angle the smallest observed bond angle
What observed rotation is expected when a 1.50 M solution of (R)-2-butanol is mixed with an equal volume of a 0.750 M solution of racemic 2-butanol
How many grams sodium chloride (NaCl) should be used in preparing 22 L of a solution containing 147 mEq/L? (atomic wt of sodium is 23, atomic wt of chloride is 35.5).
Clancy the dog ingested 50 mL of 50% methanol. How much of 12% ethanol wine must Clancy consume in order to lower the activity of his ADH on methanol to 5% of it's normal value if the Km values of canine ADH for ethanol and methanol are 1 millimol..
Explain the large disparity in the numerical results pf Part (a). Discuss the advantages and disadvantages of the three energy sources.
What is the temperature of .49 mol of gas at a pressure of 1.2 atm and a volume of 12.4 L? 2. A weather balloon is inflated to a volume of 26.1 L at a pressure of 755 mmHg and a temperature of 23.0. C The balloon rises in the atmosphere to an alti..
Solutions of sodium carbonate and silver nitrate react to form solid silver carbonate and a solution of sodium nitrate. A solution containing 3.80 g of sodium carbonate is mixed with one containing 5.43 of silver nitrate.
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