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Explain what is the fraction of association (α) for the subsequent potassium propionate solutions? Ignore activities. The Ka of propanoic acid is 1.34 × 10-5.(a) 3.00 × 10-1 M K(C2H5CO2)(b) 3.00 × 10-2 M K(C2H5CO2)
question a gas at 30 degrees c and 600 mmhg occupies a volume of 412 cm3. what is the volume in cm3 that the gas will
Explain why does CH2Cl2 solvent (lower layer) have higher density than water while non-chlorinated solvents like hexanes and ether (top layer) have lower density than water, i.e. Explain what exactly is it about Cl that causes this difference
Assuming the mixture has the same specific heat (4.184J/goC) and density (1.00 g/cm3) as water, calculate the heat (in J) transferred to the surroundings, qsurr.
If we inject 120.0 mL of liquid helium and allow the entire system to warm to room temperature (25°C), what is the pressure inside the bottle
Solubility of a gas in a liquid increases as the temperature increases. D. The solubility of a gas in a liquid increases as the pressure increases.
a 1.80 m solution of 56 ml is diluted to a volume of 218 milliliters a portion of that solution of 109 milliliters is
A compound has a molar mass of 171.6g/mol and contains 55.94% oxygen atoms by mass. How many oxygen atoms are in each molecule of this compound
calculate the poh and ph at 298k of solutions having the following ion concentrations.oh 1.3 times 10 to the negative
discuss how to prepare the solution in question A starting from 0.100 M formic acid and 0.150 M sodium formate
A 0.2678g sample of an unknown acid requires 27.21mL of 0.1164 M NaOH for neutralization to a phenolphthalein endpoint. There are 0.35mL of 0.1012 M HCl used for back-titration. What is the molar mass of the unknown acid
Step-wise solution to a numerical problem related to a flocculation-based water treatment plant having a flow of 25 MGD. The plant is to employ alum coagulation.
Methyl alcohol (CH3OH) is made by reacting carbon monoxide with H2. Starting with 2.5 g of H2 and 30 L of CO, what mass of methyl alcohol could be produced at STP? which is the limiting reactant?
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