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If the rate constant of a first order reaction is 4.87 x10-5s-1 at 15 deg C. Compute the rate constant at 80 deg C if the activation energy is 250Kj/mle (R=8.314J/K mole)
The CO2 generated occupies a volume of 0.800 L at 1.24 atm and 26 degrees Celsius. What is the mole percent of NA2CO3 in the mixture if the total grams of the mixture is 5 grams
If 4 mol of a gas at 100 K and 1 atm occupies a volume of 2.5 L, what would the pressure be, in atm, if the volume decreased to 2.0 L and the temperature increased to 110 K
a student preformed an analysis of a sample for its calcium content and got the following results14.92 14.91 14.88
What are the values of (i) the pressure, (ii) the molar fraction of benzene in the liquid phase, and (iii) the molar fraction of benzene in the vapor phase when 1/4 the initial vapor phase has condensed
What was his wavelength at his average speed, if he weighed 207 lbs at the time of the race?
Draw the structure of the product(s) of the reaction between (R)-3-phenylbutan-2-one and ethylmagnesium bromide, followed by acidification. Use wedge and dash bonds to indicate stereochemistry.
A sample of limestone and other soil materials is heated, and the lilmestone decomposes to give calcium oxide and carbon dioxide.
The equilibrium constant for the reaction of bromine with chlorine to form bromine monochloride is 58.0 at some temperature. Br2(g) + Cl2(g) ! 2 BrCl(g) What is the value of the equilibrium constant for the following reaction?
How would you determine the dS and dH for Cu2+ binding soil given K (distance) values at two different temperatures
hydrochloric acid for neutralization. A 12.0mL volume of a phosphoric acid solution requires 35.1mL of the sodium hydroxide solution for complete neutralization.
What is the volume of the solution that would result by diluting 70.00 mL of 9.19×10-2 M {\rm NaOH} to a concentration of 1.60×10-2 M
If 20 mL of 0.10 M NaOH are added to 30 mL of 0.20 M HOAc, what is the pH of the resulting solution? (Ka = 1.8 x 10-5 for HOAc)
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