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If you had utilized 10 grams of calcium nitrate instead of 10 grams of sodium chloride for the boiling point elevation, explain how would the boiling point elevation have been affected?
for nitrogen gas dissolved in blood serum the henrys law constantis 8.42 times 10-7 mol l-1 mmhg-1. if a scuba diver
If a Galvanic cell (Cu and Zn) is ran to deliver current for several hours, what chemistry would occur. That is, what specific chemistry would be observed
A vapor composed of 0.20 mole fraction ethanol and 0.80 mole fraction acetic acid at 120.0 mmHg (absolute), is in equilibrium with a liquid phase also composed of ethanol and acetic acid.
magnesium ions can be precipitated from seawater by the addition of sodium hydroxide. how much sodium hydroxide in
What is the osmotic pressure of a solution made from dissolving 30.0 g of glucose, C6H12O6, in 700 mL of water at 21.0C
12.50mL of 0.100mol/L NaOH is needed to neutralize 50.00 mL of anitric acid solution.Write a chemical equation for this reaction and calulate the molar concentration of the nitric acid solution
An unknown solution of alkaline earth metal nitrates gave a white precipitate when an ammonium sulfate solution was added. After the precipitate was removed by centrifuging, a white precipitate formed when ammonium oxalate was added to the remaini..
Explain the original sample had a mass of 3.187 g. The dried precipitate has a mass of 2.005 g. Explain what is the percent of sulfur in the original ore
Combustion of a 5.50 g sample of a compound containing only C and H produces 18.59 g of CO2 and 3.81 g of H2O. In another experiment, the molar mass of the compund was found to be 78g/mol. Determine the Empirical and molecular formulas for this co..
A solution is prepared by dissolving 0.19 of acetic acid and 0.19 of ammonium chloride in enough water to make 1.0 of solution. What is the concentration of Ammonia in the solution
Which of the following molecules are polar? (There may be more than one; choose ALL the polar molecules for full credit)
Executed a mixed aldol condensation reaction by reacting an aldehyde with a ketone using sodium hydroxide as our base. Dibenzalacetone was ready by condensation of 1 mole of acetone with two moles of benzaldehyde. Define the intermediate ß-hydroxy..
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