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A solution containing equivalent masses of glycerol (C3H8O3) as well as water has a density of 1.20 g/mL. Compute (a), the molality of glycerol, (b), the mole fraction of glycerol, and (c), and the molarity of glycerol in the solution.
If a temperature increase from 11.0degree C to 20.0degrees C doubles the rate constant for a reaction, what is the value of the activation barrier for the reaction
Calculate the mass of sodium hydroxide needed to to prepare 100 mL of a 0.10 M solution?
the molar mass is not identical, the molar mass of Br2 is only 159.80 g/mol compared to 162.35 g/mol for ICl F: ICl is polar while Br2 is nonpolar
Calculate the maximum mass of calcium metal that should be used in this experiment with a 50mL eudiometer tube for gas collection. Assume that the hydrogen generated occupies 45 mL at STP. The experiment is: reaction of .054 g of Al with 100 mL of..
Two moles of sucrose are dissolved in eight moles of water. Assume that the solution follows Raoult's Law, but that the vapor pressure of sucrose is negligible, as it is for most solids. The distillation is carried out at 1 atm.
What mass of ethanol, CH3CH2OH, should be dissolved in 450. g of water to obtain a freezing point of 4.5°C?
What is the molality of CrCl3 in a solution prepared by dissolving 75.2 g chromium(III) chloride hexahydrate in 250.0 g of water.
The final temperature of the coffee cup is 120.3 degrees Fahrenheit. An Unknown amount of titanium (c = 25 mol^-1 C-1) is heated to 315 degrees Fahrenheit then added to the calorimeter containing 50g of water at 70 degrees Fahrenheit.
The pKa of one of the hydrogens that is attached to one of the nitrogens of the purine guanine is 9.7. If guanine is in a solution that has a pH of 10.2, then what is the net charge of the molecule at this pH. Enter your answer as a decimal to two..
Outline the mechanism of the reaction of acetyl chloride with NaN3 to give acetyl azide. This reaction is known as Nucleophilic Acyl Substitution.
For the reaction given below, 1.00 moles of A and 3.00 moles of B are placed in a 1.00-L container.?A(g) + 2B(g) C(g)?At equilibrium, the concentration of A is 0.300 mol/L. What is the concentration of B at equilibrium
Provide step-by-step mechanism for the rxn (1S,2R)-2-methylcyclopentanol with 85% H3PO4 at 170 degrees C.
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