2009 Ap Chem Frq Form B. → o2(g) + 2 h+(aq) + 2 e− h2o2(aq) one point is earned for the correct reactant and products. A pure 14.85 g sample of the weak base ethylamine, c2h5nh2 , is dissolved in enough distilled water to make 500.
Chemistry AP FreeResponse Questions Form B 2009
→ o2(g) + 2 h+(aq) + 2 e− h2o2(aq) one point is earned for the correct reactant and products. Justify your answer in terms of ka. The mass of an aqueous solution of h2o2 is 6.951 g. Web (a) use the information in the table below to answer part (a)(i). The h2o2 in the solution decomposes completely according to the. (a) calculate the molar concentration of the c2h5nh2 in the. (i) which of the two acids is stronger, hocl or hobr ? Hocl is the stronger acid because its ka value is greater than. (ii) list two visible changes that. A pure 14.85 g sample of the weak base ethylamine, c2h5nh2 , is dissolved in enough distilled water to make 500.
A pure 14.85 g sample of the weak base ethylamine, c2h5nh2 , is dissolved in enough distilled water to make 500. (i) which of the two acids is stronger, hocl or hobr ? The mass of an aqueous solution of h2o2 is 6.951 g. Web (a) use the information in the table below to answer part (a)(i). → o2(g) + 2 h+(aq) + 2 e− h2o2(aq) one point is earned for the correct reactant and products. The h2o2 in the solution decomposes completely according to the. (a) calculate the molar concentration of the c2h5nh2 in the. Justify your answer in terms of ka. A pure 14.85 g sample of the weak base ethylamine, c2h5nh2 , is dissolved in enough distilled water to make 500. Hocl is the stronger acid because its ka value is greater than. One point is earned for correct balancing.
