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Consider the following data showing the initial rate of a reaction (\rm A \rightarrow products) at several different concentrations of {\rm A}.
[\rm A](M) Initial Rate (\rm M/s)0.100 0.0730.200 0.1460.300 0.218
What is the order of the reaction?
Nicotine is responsible for the addictive properties of tobacco. Assume Kb1= 1.05 x 10^-6 and Kb2= 1.32 x 10^-11. Determine the pH of a 0.00120 M solution of nicotine.
What is the standard reduction potential and standard oxidation potential of water? I can't tell from the chart because water is in two places.
Describe in detail(ex:individual resins used, etc) the purification of a protein from bovine live that has the following characteristics: Molecular weight of 86,500, pI= 8 and precipitates out of solution at 30% ammonium sulfate
Calculate the work (in kJ) when 2.20 moles of methane react with excess oxygen at 384 K: CH4(g) + 2O2(g) ? CO2(g) + 2H2O(l) Hint
How many grams of calcium hydroxide is produced when 3.2 micrograms of CaC2 reacts with 5.1 micrograms of water?
which of the following are found in cell membranes?
aqueous salicylic acid with 0.020 M KOH(aq), calculate the addition of 30.0 mL of KOH(aq)? For salicylic acid, pKa=2.97
Consider the neutralization reaction that takes place when phosphoric acid reacts with aqueous potassium hydroxide
What is the molecular formula of a product obtained by adding fluorine to 1-butene and then cracking out
Assuming ideal-solution behaviour, what is the vapor pressure of the solution at 63.5°C? (c) What is the mole fraction of ethanol in the vapor above the solution?
A 32.85-{g} sample of a solid is placed in a flask. Toluene, in which the solid is insoluble, is added to the flask so that the total volume of solid and liquid together is 54.00 mL. The solid and toluene together weigh 58.88 g. The density of tol..
Karel added 45.5 mL of 1.1 M HCl to his; and Caleb added 50.0 mL of 1.0 M HCl. Two of these students will report, within experimental error, the same increase in solution temperature for the neutralization. Which are the two students? Explain.
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