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![A possible Lewis structure for the nitrite ion NO₂ is shown. What is the formal
charge and the oxidation number for the nitrogen?
:0:
:0:-
Formal Charge [Select]
Oxidation Number [Select ]
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- What are the formal charges on the sulfur (S), carbon (C), and nitrogen (N) atoms, respectively, in the "best" or most realistic Lewis structure shown below? The possible Lewis structures for the thiocyanate ion, SCN, are S=c=N] $-c=Ñ]' [:s=C-N;T Structure A Structure B Structure C Express your answers as integers separated by commas. • View Available Hint(s) formal charge on sulfur (S), carbon (C) and nitrogen (N) atoms = Submitenow.com/ilrn/takeAssignment/takeCovalentActivity.do?locator%3Dassignment-take [References] Acetic acia is responsibie for the sour taste or vihegar. it can be manuracturea using the following reaction: |3| 2 CH3C-OH(g) 2 CH3C-H(g) + O2(g) Use tabulated values of bond energies from the table below to estimate AH for this reaction. Average Bond Energies Single Bonds Bond Bond Energy (kJ/mol) C-C 347 C-H 413 C-O 358 0-H 467 Multiple Bonds Bond Bond Energy (kJ/mol) C=0 1072 C=0 745 O=0 to 495 kJ %3DD Lewis strct molecalar iodie, and the dide in
- Consider the following equivalent resonance structures for the sulfate anion. Formal charges have not been shown. What is the average charge on each oxygen atom? Give the answer to one decimal place. :ö: :0: o=s=0; 0=s=0: 0=s-0: :0: :ö: o=s-ö: - :0: :0: :ö:25. Write reasonable mechanisms for each of the following transformations.Average Bond Dissociation Energies at 298 K Bond Energy, kJ mol1 H-H 432 O=0 495 H-O 467 The tables above contain information for determining thermodynamic properties of the reaction below. 2H,(g) + 02(8) - 2H,O(g) (a) Calculate the AH° for the reaction above, using the table of average bond dissociation energy. (b) Use the table below to calculate the entropy for the formation of water. 2H, + 02 - 2H,O Substance S°(J/mol· K) H2 131.0 H20 69.91 O2 205.0 (c) Calculate the value of AG°298K for the synthesis of water.
- Using the enthalpy of formation (AH,) given below, calculate the maximum wavelength of a light-which can dissociate NO, to NO and O. Calculate the wavelength ofa light if the reaction is to result in the complete dissociation into free atoms (i.e N + 20). [AH (kJ mol-'): NO,: + 33.2, NO: +90.2, N: 472.7, 0: 249.2] At a narticuuleWhat is the enthalpy change for per mole of the following reaction (in kJ mol ¹ You may need the data below: 2 H₂+1₂-2 Hig The previous reaction is exothermic. True False Single bonds Bond Energy (kJ mol ) H-H 432 149 295 H H-I Just in case you didn't remember, bond energy (B.E) is the energy to break the corresponding bonds into free atoms Or, B.Ex-y corresponds to the reaction X-Y(g)-X-(g) +Y Type your answer. tv aloClick Submit to complete this assessment. Quèstion 8 Assign the formal charges for the indicated atoms of the following structure TTT 3 (12pt) T Arial Path: p ere to search !!! 近