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ayalculateeat25 °C forthecellshownbelow.giventhefollowingdata: Ni Ag 2+ 1.0 x 103 M N 1.0 M HCI AgCI(s) 1.0...
a) 4.9 x 10'M b)24x10 M c)5.8x 1010 M )1.2 x 10 M 19. Which one of the following compounds will have the lowest molar solubility in pur water? b) CuS, Ksp 1.27x103 d) ZnS, Ksp = 1.6 x 10-24 a) PbS, Ksp 9.04 x 102 e) Al(OH)s, Ksp 3 x 1034 What is the molar solubility, i.e. [Fe , in a saturated aqueous solution of 20. Fe(OH)20) Fe(OH(s)Fe2+(aa) + 201H (ag), Ksp 4.87 x 101" a) 2.44 x 1017...
A12a The cell Ag //AgCl (sat’d), KCl (1.00 M) //NiL2 (0.0250 M), NaL (0.150 M) //Ni has a voltage of -0.767 V. What is the overall formation constant of NiL2? Given: AgCl(s) + e Ag(s) + Cl- Eo = +0.222 V Ni2+ + 2e Ni(s) Eo = -0.257 V A12b Consider the following standard reduction potential: Ag+ + e Ag(s) Eo = +0.800 V AgI(s) + e Ag(s) + I- Eo = -0.164 V Calculate the solubility constant, Ksp at...
We prepare a solution with the following ion concentrations: [Ag+] = 1.0 x 10-6 M and [Cl-] = 1.0 x 10-2 M. If Ksp for AgCl = 1.8 x 10-10, determine which of the following is true. a. a precipitate forms b. a precipitate does not form c. the system is at equilibrium d. not enough information is given to decide
A voltaic cell is constructed from an Ni2+ (aq) -Ni(s) half-cell and an Ag+ (aq)- Ag(s) half-cell. The initial concentration of Ni2+ (aq) in the Ni2+ - Ni half-cell is [Ni2+1 = 1.80x10-2 M. The initial cell voltage is +1.13 V. Part A By using data in Table 20.1 in the textbook, calculate the standard emf of this voltaic cell. V AEQ ? E V Submit Request Answer Part B. Will the concentration of Ni2+ (aq) increase or decrease as...
Which solution could oxidize Cu (s)? A) 1.0 M H+ B) 1.0 M Ag+ C) 1.0 M Ni2+ D) 1.0 M Zn2+ ----------------------------------------------------------------------------------------- For the following reaction, at 25 °C (room temperature), what is the entropy change of the universe? H2O(l) → H2O(s) A) ΔSuniv < 0 B) ΔSuniv > 0 C) ΔSuniv = 0
p(N/m2) 20 10 1.0 x 10 V(m) 50 x 103 0 25x10.3 0 newtons per 1. One mole of an ideal monatomic gas, initially at point A at a pressure of 1.0 x 1 meter squared and a volume of 25 x 10 m', is taken through a 3-process cycle, as shown in the capacities for constant volume and constant pressure are, respectively, C /2)R (5/2)R, where R is the universal gas constant, 8.32 J/mole K. Determine each of the...
Given that Ksp for AgI(s) = 8.3 × 10−17 and Kf for [Ag(CN)2]− = 1.0 × 1021 at 25°C, what is the ΔG° for the following reaction at the same temperature? AgI(s) + 2 CN−(aq) ⇌ [Ag(CN)2]−(aq) + I−(aq) A. –300 kJ/mol B. –248 kJ/mol C. –152 kJ/mol D. –28 kJ/mol E. +13 kJ/mol
f) (6 pts) Which of the following mixtures will make a buffer? (Circle only one!) r? Circle onlyone f)(6 1000 mL fh following mix oc m will make a b S a) 100 mL of 1.0 M HCI +100 mL of 1.0 M NaOH +100 mL of 0.50 M HF 100 mL of 1.0 M HCI c)100 mL of 1.0 M HF +100 mL of 0.50 M NaOH 100 mL of 1.0 M HF +100 mL of 1.0 M NaOH...
A solution is prepared in which the Ag+ ion concentration is 2.5 x 10-3 M and the Cl- ion concentration is 3.2 x 10-4 M. Which of the following statements is true given that the Ksp for AgCl is 1.8 x 10^-10? A)No AgCl(s) will precipitate because Qsp<Ksp. B)No AgCl(s) will precipitate because the Ksp value indicates that AgCl is infinitely soluble in water. C)A precipitate of AgCl(s) will form because Qsp>Ksp. D)Insufficient data is given to make a prediction...
Questions 1. Give the color for each of the following. a. Agci b. Bi metal c. Bi(OH)3 d. [Cu(NH3)4] e. (Ag(NH3)2) 2. a. What happens in Part D1 if 6 M HNO3 is substituted for 6 M HCI? b. What happens in Part D2 if 6 M NaOH is substituted for 6 M NH OH? 3. a. What happens in Part Fl if conc NaOH is substituted for conc NHOH? b. What happens to the precipitate in Part Fl if...