8. Given the K, for two acids: HCO,H, K. = 1.8 x 109 and HCN, K. = 6.2 x 10- which statement is true? A. HCN is a strong

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8 Given The K For Two Acids Hco H K 1 8 X 109 And Hcn K 6 2 X 10 Which Statement Is True A Hcn Is A Strong 1 (39.2 KiB) Viewed 7 times

8. Given the K, for two acids: HCO,H, K. = 1.8 x 109 and HCN, K. = 6.2 x 10- which statement is true? A. HCN is a stronger acid than HCO.H. B. HCO,H is a stronger acid than HCN. C. They are both considered strong acids. 9. For the equilibrium system below, which of the following would result in a decrease in the quantity of CO2 (0? CO2 + NO CO2( + NO. + energy A. decreasing temperature D. increasing temperature B. injecting some Ar gas E. decreasing the size of the container C. adding some NO2() 10. Predict the effect on the following equilibrium if the volume of the flask is decreased. Cl, 1 + 3F, 10) = 2 CIF, AH = - 180 KJ/mol A. The reaction shifts right B. The reaction shifts left C. There is no change in the equilibrium position D. The reaction first shifts right and then left E. None of the above