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A certain reaction has activation energy of 44.77kJ/mol. Explain at what Kelvin temperature will the reaction proceed 6.50 times faster than it did at 313 K?
Which solution will be a better buffer at pH 4.74? a. 0.5 M acetic acid + 0.5M sodium acetate b. 0.1 M acetic acid + 0.1 M sodium acetate
A lab rat weighs 265g and absorbs 1.68x10^10 beta decay particles, each with ernegy of 2.20x10^-13 J. If relative biological effectiness is 0.75, what is the equivalent dose?
A reaction is A--->P with the a reaction order of 2/3 with respect to A. What is the integrated rate law expression for this reaction, starting with the differential form of the rate law
in a titration of hcl i have a molarity of 0.991 naoh and a volume of 7.6 ml to reach an equivalence point for the
the 20 ml of water added to the erlenmeyer flask is to be previously boiled deionized water. Since water does absorb CO2 from the atmosphere and since CO2 dissolved in the water causes it to be slightly acidic
question consider the following reaction ch3-cl i- ? ch3-i cl- suppose we start the reaction with an initial
a compound has the empirical formula ch2o. when 0.0866 g is dissolved in 1.000 g of ether the solutions boiling point
Calculate the binding energy per nucleon (in MeV) for P-30 (atomic mass = 29.9783 u). H = 1.007825 u and n = 1.008665 u.
a) Draw the product of the reaction of propanal with lithium aluminum hydride, followed by water. b) Draw the product of the reaction of propanal with methylmagnesium iodide, followed by dilute acid
Fractional distillation was applied to separate a mixture of water and methanol. The same method was also applied to separate a mixture of carbon tetrachloride and toluene, using the same fractionating apparatus
Calculate the pH of a solution prepared by mixing 25.0 mL of 0.10 M HCl and 25.0 mL of 0.25 M CH3COONa.
Octane ratings are assigned to gasoline mixtures based on their ability to prevent knocking relative to isooctane. Estimate the energy released during the combustion of 1.00 mol of pure isooctane.
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