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Fatty acids are soluble in solvants such as petroleum ether, but the salts of fatty acids are not. Explain this observation. What is another name for a salt of a fatty acid?
How many moles of NaCl2 can be formed in the reaction of 5.00 molof Ni and 10.0 mol of HCl
What volume (in mL) of 0.657 M solution of iron(III) chloride can be made from 52.3 mL of a 1.89 M solution? Assume the volumes are additive.
An electric power station annually burns 3.0 x 10^7 kg of coal containing 2.4 percent sulfur by mass. Calculate the volume of SO2 emitted at STP.
What are the steps to recrystallize an impure solid? Answer 1. Heating the water. 2. Dissolving the solute.3. Letting the solute cool.4. Collecting and washing the crystals.
Consider the following electrochemical cell at 298 K. One compartment contains a 1.00-M solution of silver nitrate. The other compartment contains a saturated solution of silver iodide
hard, amorphous polymers become soft and flexible at the glass transition temperature B) crystalline regions of a polymer melt transition temperature C
Ka for this species is 10-4 and Kb is 10-8. Nonetheless, the Ka and Kb reactions proceed to nearly the same extent when NaHA is dissolved in water.
How many grams of naphthalene (C10H8) must be added to 25.00 g of CCl4 so that the vapor pressure of CCl4 over the solution is 483 mm Hg?
What is the structure for the indole that would be obtained from the phenylhydrazone
What are the pressures, temperatures, enthalpies, and mass densities of the substance at the beginnings and ends of the processes?
What is the pH of the solution when the hydronium ion + concentration of 0.15 M CH3COOH is 6.3 × 10.
How many moles of NaOH would be required to completley neutralize 37.22mL of 0.25M HCl.
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