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Can anyone suggest a simple method for the separation of phenol from a solution which contains both phenol and cyclohexanol? An equation for the reaction suggested would be so very helpful
What effect would each of the following erros have on the determined concentration of the unknown acid? (would the calculated value be too high, too low, or unchanged?) explain
By combining your answers and using the average bond enthalpy for C-H (413 kJ/mol) calculate the average bond enthalpy for the carbon-carbon bonds in C6H6
Classify each of the following as a compound, a homogeneous mixture, or a heterogeneous mixture. (a) wax (c) air (d) gasoline (e) iron(II) sulfide
Calculate Ka and Original Concentration of Weak Base, You have a solution of a weak base, the pH of which is 10.7532. If 10.000 mL of this solution will neutralize 6.655 mL of 0.07667
A certain metal has a density of 10.2 g/cm3 at 25C. it crystallizes in a body-centered cubic arrangement with a unit cell edge length of 314.7 pm. determine the atomic weight.
How much heat must be supplied to 38 g of ice at -22°C to convert it to steam at 147°C? (Specific heats: ice = 2.0 J/g·°C; water = 4.2 J/g·°C; steam = 2.0 J/g·°C. Molar heat of fusion of water at 273 K = 6.01 kJ/mol. Molar heat of vaporization of ..
a 70g piece of ice at 0c is added to a sample of water at 8c, all of the ice melts and the temp of the water decreases to 0c, how many grams of water were in the sample?
What is the pH of a saturated solution of Ba(OH)2 at 25oC? For Ba(OH)2, Ksp=5.0x10-3.
A 53.5 g of an ideal gas of molecular weight = 10.5 g/mol is confined at a pressure of 50 kPa. The density of the gas is 0.164 g/L. Compute the temperature of the gas in degrees Celsius.
Draw the structures of the products of the neutralization reaction between methylamine and acetic acid. Include lone pairs on the appropriate atoms.
Ddetermines how many tablets should be given to her if there are five tablets in stock.
If 24g Mg is used the percentage yield is 95% how many gramns of magnesium hydroxide should be recovered? Write balanced equation for reaction.
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