01 Question (4 points) e See page 778 Answer the four questions below related to the...
please show me how to do these thanks! See page 726 01 Question (2 points) Below we see two representations of solutions one that contains HF(ag) and the other that contains both HF(agl and NaF(agl To simplity the images, only the predominant species are shown. The solvent water molecules are not shown 1st attempt l See Periodic Table See Hint Part1 (1polnt) This solution contains only HF(ag) Write the proton transfer equilibrium reaction Include states of matter. Part 2 (1polnt)...
04 Question (1 point) @ See page 729 A buffer solution inckudes a weak acid and its conjugate base. 4th attempt Feedback del See Periodic Table ’See Hint Include states of matter. Write a balanced chemical equation for the equilibrium reaction occurring in a buffer containing NH3 and NHACI. Write the equation so that its equilibrium constant is equivalent to Ka NH;(aq) + H2O(1) _ NII;(aq) +OH"(aq) 3rd attemnt 04/18 TRY AGAIN VIEW SOLUTION C 14 OF 18 QUESTIONS COMPLETED
01 Question (2 points) Below we see two representations of solutions: one that contains HFlad and the other that contains both HFlag and NaFlagl. To simplify the images, only the predominant species are shown. The solvent water molecules are not shown 2nd attempt Part 1 (1 point) See Periodic Table See Hint This solution contains only HF (ac). Write the proton transfer equilibrium reaction. Include states of matter. O OF 13 QUESTIONS COMPLETED 01/13 > + VIEW SOLUTION SUBMIT ANSWER...
19 Question (1 point) See page 293 In some aquatic ecosystems, nitrate (NO3) is converted to nitrite (NO2), which then decomposes to nitrogen and water. As an example of this second reaction, consider the decomposition of ammonium nitrite: NH NO2 (aq) N2(8)+2H20() 3rd attempt See Periodic Table See Hint What would be the change in pressure in a sealed 10.0 L vessel due to the formation of N2 gas when the ammonium nitrite in 2.00 L of 1.40M NH4NO2 decomposes...
01 Question (2 points) See page 181 If a nail made of elemental iron [Fe(s) is placed in an aqueous solution of a soluble palladium(II) salt [Pd?"all, the nail will gradually disappear as the iron enters the solution as Fed(aq) and palladium metal [Pd(s) forms. 1st attempt Part 1 (1 point) IW See Periodic Table O See Hint Is this a redox equation? Choose one: Yes No Part 2 (1 point) See Hi Balance and show the net ionic equation...
20 Question (3 points) a See page 181 A method for determining the quantity of dissolved oxygen in natural waters requires a series of redox reactions. Balancé the following chemical equations in that series under the conditions indicated 2nd attempt Part 1 (1 point) ll See Periodic Table See Hint In basic solution: Mn2+ (aq) +02(g) → MnO2(s) < 20/29 > 20 OF 29 QUESTIONS COMPLETED + VIEW SOLUTION , UBMIT 9 MacBook Pro
I need help with these problems 07 Question (12 points) e See page 816 1st attempt See Hint Part 1 (6 points) Calculate the solubility (in M) of cobalt(II) hydroxide, Co(OH)2(s) in H20. Ksp = 3.50x10-16 at a specifictemperature. See Hint Part 2 (6 points) What is the pH of this solution of cobalt(II) hydroxide? pH 04 Question |See page 792 (15 points) A buffer solution includes a weak acid and its conjugate base. 1st attempt See Hint Feedback Include...
See page 181 11 Question (1 point) Determine the oxidation numbers of each of the elements in the following reaction, and identify which of them, if any, are oxidized or reduced. 3NO2(s)+H,0() 2H (aq) +2NO, (aq) +NO(g) 1st attempt See Periodic Table Q See Hint Part 1 (0.2 point) NO2 N: O: Q See Hint Part 2 (0.2 point) Part 2 (0.2 point) O See Hint Но Н: O: Part 3 (0.1 point) Q See Hint H* H: Part 4...
01 Question (3 points) e See page 74 Using the diagram below, answer the following questions. Both x1 and x2 are "goods." Indifference Curves Budget Line V 1st attempt Part 1 (1 point) See Hint Which of the labeled bundles on the diagram are affordable (i.e., would not cost more than the consumer's income)? Choose one or more: ОА 0 0 0 0 Part 2 (1 point) See Hint Which of the labeled bundles would be the most preferred bundle...
22 Question (4 points) e See page 587 Complete the mechanism and draw the thermodynamic product for the reaction below. 1st attempt Feedback See Periodic Table See Hint