16. Consider the reaction X→ Y + Z Which of the following is a possible rate law? (A)Rate=k[X] (B)Rate=k[Y] (C)Rate=k[Y][Z] (D)Rate=k[Z]

19. For the equilibrium that exists in an aqueous solution of nitrous acid $(\mathrm{HNO}_2$ , a weak acid), the equilibrium constant expression is: (A) $K = \frac{[\mathrm{H}^{+}][\mathrm{NO}_{2}^{-}]}{[\mathrm{HNO}_{2}]}$ (B) $K = \frac{[\mathrm{H}^{+}][\mathrm{N}^{2+}][\mathrm{O}^{2-}]^2}{[\mathrm{HNO}_2]}$ (C) $K = [\mathrm{H}^{+}]\mathrm{[NO}_{2}^{-}]$ (D) $K = \frac{[\mathrm{H}^{+}]^{2}[\mathrm{NO}_{2}^{-}]}{[\mathrm{HNO}_{2}]}$

16. Consider the reaction $\mathrm{X}\rightarrow \mathrm{Y} + \mathrm{Z}$ Which of the following is a possible rate law?
(A)Rate=k[X]
(B)Rate=k[Y]
(C)Rate=k[Y][Z]
(D)Rate=k[Z]

相關試題

相關試卷

16. Consider the reaction $\mathrm{X}\rightarrow \mathrm{Y} + \mathrm{Z}$ Which of the following is a possible rate law?(A)Rate=k[X](B)Rate=k[Y](C)Rate=k[Y][Z](D)Rate=k[Z]

相關試題

相關試卷

16. Consider the reaction $\mathrm{X}\rightarrow \mathrm{Y} + \mathrm{Z}$ Which of the following is a possible rate law?
(A)Rate=k[X]
(B)Rate=k[Y]
(C)Rate=k[Y][Z]
(D)Rate=k[Z]