Consider the following spontaneous reaction 3X 2 (g) → 2X 3 (g). What are the sign of AH, AS and AG for the reaction? * +ve, +ve, +ve O +ve, -ve, -ve O -ve, +ve, -ve -ve, -ve, -ve
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- Identify any combination reactions. (Select all that apply.) C4H10 + O2 → CO2 + H2O S8 + O2 → SO3 NaNO3 → NaNO2 + O2 HgO → Hg + O2 Ga + H2SO4 → Ga2(SO4)3 + H2 AgCl2 + H2 → Ag + HCl none of the above Identify any decomposition reactions. (Select all that apply.) C4H10 + O2 → CO2 + H2O S8 + O2 → SO3 NaNO3 → NaNO2 + O2 HgO → Hg + O2 Ga + H2SO4 → Ga2(SO4)3 + H2 AgCl2 + H2 → Ag + HCl none of the above:Write the correct order of the following structures according to their biosynthetic pathway between A and B : A B shikmic acid 1 Flavonoids 2 prephenic acid 3 Photosynthesis 4 Phenylalanine 5 Co2 6 phenylpyruvic acid 7 erthrose-4-phosphate 8 corismic acid 9 3-dehydroqunic acid 10On the basis of the appearance of this plate, what are you testing for? Describe the reactions at A, B, and C.
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- For the following reaction 3 experiments have been run and the data collected is in the following table @ 35 degrees Celsius 2 NO2F(g) ---> 2 NO2(g) + F2(g) Experiment [NO2F], M Rates, M/s 1 0.263 0.168 2 0.349 0.223 3 0.421 0.269 a) How long will it take for a 65% NO2F solution to become a 31% NO2F solution @35 degrees Celsius?(Hint: Use mass ratios and assume ~1g/ml for density of solutions to get you started) b) It has been determined that at 75 degrees Celsius the rate constant is 1.046 s-1. Calculate the activation energy for the decomposition of NO2F. [Hint: ]ln?1?2=?a?(1?2―1?1) c) What is the half-life of a 35% solution of NO2F @ 35 degrees Celsius?Which of the following correctly identifies the products and reactants labeled in the image above?what is the conjugate acid for the following reaction? HC2HO4 + H2O <--> H3O+ + C2HO4- A)C2HO4- B) HC2HO4 C)H2O D) H3O+