Given that ?a for HIO is 3.2×10−11 at 25 °C, what is the value of ?b for IO− at 25 °C?
?b=
Given that ?b for CH3CH2NH2 is 6.3×10−4 at 25 °C, what is the value of ?a for CH3CH2NH+3 at 25 °C?
?a=
Given that ?a for HIO is 3.2×10−11 at 25 °C, what is the value of ?b...
Given the following reactions, what is the Ka value for HIO? IO– + HCN ⇄ HIO + CN– K = 27 HCN + H2O ⇄ CN– + H3O+ K = 6.2 × 10–10 A. Ka(HIO) = 4.4 × 10–4 B. Ka(HIO) = 6.0 × 10–7 C. Ka(HIO) = 1.7 × 10–8 D. Ka(HIO) = 2.3 × 10–11
Given that Ka for HCOOH is 1.8 � 10-4 at 25 �C, what is the value of Kb for COOH� at 25 �C? Kb=5.56 x10^-11 Given that Kb for CH3CH2NH2 is 1.7 � 10-9 at 25 �C, what is the value of Ka for CH3CH2NH3 at 25 �C? Ka=
Given that K, for HF is 6.3 x 10-4 at 25 °C, what is the value of Ky for Fat 25 °C? Given that Kt, for (CH), N is 6.3 x 10- at 25 °C, what is the value of K, for (CH), NH+ at 25 °C? Ka =
Given that Ka for HF is 6.3 × 10-4 at 25 °C, what is the value of Kb for F– at 25 °C? Given that Kb for CH3NH2 is 5.0 × 10-4 at 25 °C, what is the value of Ka for CH3NH3 at 25 °C?
at 25 °C, what 5 Given that K, for HF is 6.3 x 10 value of K for F at 25 °C? Given that Ki for NH, is 1.8 x 10" at 25 °C, what value of K, for NH at 25 °C?
The weak acid HIO has a Ka of 2.0×10−11. If a 1.7 M solution of the acid is prepared, what is the pH of the solution? The equilibrium expression is: HIO(aq)+H2O(l)⇋H3O+(aq)+IO−(aq) Report your answer with two significant figures.
12. A buffer that contains 100.0 mL of 0.150 M HIO (Ka-3.2 x 10-11) and 0.200 g of Na10 (165.89 g/mol) is prepared. (a) Calculate the pH of the buffer. (b) Calculate the pH after 2.00 ml. of 0.500 M NaOHl s added to 1000 mlL of the bufer prepared in Part (a).
Given that K, for HBrO is 2.8 x 10-9 at 25 °C, what is the value of Ký for BrO at 25 °C? Kb = Given that Ký for (CH,),N is 6.3 x 10-5 at 25 °C, what is the value of K, for (CH,),NH+ at 25 °C? K =
Given that Ka for HCN is 6.2 x 10-10 at 25 °C, what is the value of Kb for CN- at 25 °C? Given that Ka for (CH3)2 NH is 5.4 x 10-4 at 25°C, what is the value ofKa for (CH3)2NH2+ at 25 °C?
Given that K, for HCN is 6.2 x 10-10 at 25 °C, what is the value of Ky for CN- at 25 °C? Given that Kh for CH, NH, is 5.0 x 10-4 at 25 °C, what is the value of K, for CHNHĨ at 25 °C? Kg =