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Can someone please explain to me in simple terms the 4n + 2 rule, and where\how the n integer is found?
What fraction of the unreacted gas leaving the condenser must be bled off to keep the amount of argon entering the reactor no higher than 0.5 mol%
to calculate the value of Ea for this reaction. How does this value compare with that obtained from the slope of the plot. Which one do you think is more accurate. Explain.
A lactic acid/lactate ion buffer solution contains 0.29 M hc3h5o3 and 0.80 M C3H5O3-, respectively. The Ka value of lactic acid is 1.4X10^-4. Calculate the pH of this buffer.
a solution is prepared by dissolving 197 g sucrose c12h22o11 in enough water to produce 1.20 l solution. what is the
Table salt and sugar are accidentally mixed A 4.90 g sample is burned and 2.20-g of CO2 is produced What is the mass percentage of salt in the mixture?
Describe how collecting pressure and temperature data in a sealed rigid container could be used to determine absolute zero
during lab you measured the ph of common household items. write net broslashnsted equations that show the acidic or
what polymer is made from the monomer vinylidene chloride
A sample of gas weighs 4.542g and has a volume of 870.0mL at 945.0 torr and 39.0 degrees Celsius. What is the molar mass
A volume of 5.0 mL of solution of sodium carbonate was analyzed and found to contain 6.34x10^-4 moles of carbonate ion. Calculate the molarity of sodium carbonate in the solution.
Which of the following statements is true? a. The critical temperature must be reached to change liquid to gas. b. To melt a solid at constant pressure, the temperature must be above the triple point.
Solubility Constant, Ksp of Reactant, The chemical reaction representing the soluability of AGBr is: AgBr (right and left arrow) Ag^+ +Br^-
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