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Assume that a particular reaction evolves 224kj of heat and that 24kj of work is gained by the system. what are values of delta E and delta H for the system
Order of a reaction, Consider a kinetic study of oxidation of a new plastic stabiliser being proposed for the automobile industry. Stabiliser + H+ + O2 ----> Byproduct
In the neutralization reaction: HCl (aq) + NaOH (aq) = NaCl (aq) +H20, 25.0 mL of 0.212 M NaOH is neutralized by 13.6 mL of an HCl solution. The molarity of the HCl solution is ?
The next three (3) problems deal with the titration of 461 mL of 0.501 M carbonic acid (H2CO3) (Ka1 = 4.3 x 10-7, Ka2 = 5.6 x 10-11) with 1.1 M NaOH. What is the pH of the solution at the 2nd equivalence point
isolate two of three compouds given 1,2,4,5- tetrachlorobenze, o-toluic acid and 1,4-dibromobenzene
Determine the amino acid sequence of a heptapeptide from the following data. Briefly explain the meaning of the results in each of the following treatments.
Draw 2 resonance structures for each of the following molecules. Calculate the formal charge for each atom and indicate whether the structures are equivalent. Benzene, C6H6
Calculate the activation energy for creep for a low carbon-nickel alloy having steady state creep behavior. Using the data under a constant load:
the micronutrient calcium is often applied in the form of calcium (II) sulfate. Write the equation for the formation of calcium (II) sulfate from calcium (II) oxide and an appropriate acid.
Equilibrium constant Kc for the reaction: H2 (g) + CO2 (g) - H2O (g) + CO (g) a) in one experiment, a container is introduced in a mixture formed by the four shown in the reaction gases.
how do you find the specific heat of platinum if 23.6 grams is heated from 10.0c to 20.0c using 30.68 J of heat.
arrange the elements in order of decreasing ionization energy. rank elements from largest to smallest. to rank items as
Green light has a wavelength of approximately 645 nm. What is the energy in kJ of 1.00 mole of photon of green light
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