Can anyone help with these questions? PLS PLS PLS

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4. For each pair of standard cell potential and electron stoichiometry values below, calculate a corresponding standard free energy change (kJ). Question is worth 9 points. (a) 0.000 V, n = 2 (b) +0.434 V, n = 2 (c)-2.439 V, n=1 5. For each pair of standard free energy change and electron stoichiometry values below, calculate a corresponding standard cell potential. Question is worth 8 points. (a) 12 kJ/mol, n=3 (b)-45 kJ/mol, n = 1 6. Consider a battery with the overall reaction. Question is worth 2 points. Cu(s) + 2Ag (aq) 2Ag(s) + Cu" (aq) What is the reaction at the anode and cathode?
Red States) Electrochemistry. 1. Identify each half-reaction below as either oxidation or reduction. Question is worth 8 points. (a) Fe³+ + 3e- Fe (b) Cr Cr³+ + 3e- 2- (c) Mn0,²- →MnO₂ + e (d) Li* + e → Li 2. Assuming the schematics below represent galvanic cells as written, identify the half-cell reactions occurring in each. Question is worth 4 points. (a) Mg(s) | Mg2+ (aq) || Cu²+ (aq) | Cu(s) (b) Ni(s) | Ni2+ || Ag+ (aq) | Ag(s) 3. Calculate the standard cell potential for each reaction below, and note whether the reaction is spontaneous under standard state conditions. Question is worth 16 points. Mg²+ (aq) + Ni(s) (a) Mg(s) + Ni²+ (aq) -> (b) 2Ag+ (aq) + Cu(s)→ Cu²+ (aq) + 2Ag(s) (c) Mn(s) + Sn(NO3)2(aq) ->> Mn(NO3)₂(aq) + Sn(s) (d) 3Fe(NO3)2(aq) + Au(NO3)3(aq) 3Fe(NO3)3(aq) + Au(s) Pane
Organic Chemistry 7. Write the chemical formula and structural formula of the following, each of which five carbon atoms: (there are several options for each one, you only need for each). Question is worth 9 points. (a) an alkane (b) an alkene (c) an alkyne 2
8. Explain why these two molecules are not isomers. Question is worth 3 points. HHHHH | | | | I HICICIC-C-C-H T H H H H H—C—C—C—C=C-C-H 1 H H H H II H H HHHHHH ||||| H-C-C-c-c-c-c-H |||||| H H H H T H HIC-H H 9. Explain why these two molecules are not isomers. Question is worth 3 points. 10. HHHHH 1111 H-C-C-C-C-C-H 1111 H H HICIH I H 11. Write the chemical formula, condensed formula, and Lewis structure for each of the following hydrocarbons. Question is worth 20 points. (a) heptane 3
11. Write the chemical formula, condensed formula, and Lewis structure for each of the following hydrocarbons. Question is worth 20 points. (a) heptane (b) 3-methylhexane (c) 4-methyl-1-hexene (d) 2-heptyne (f) 3,4-dimethyl-1-pentyne
12. Give the complete IUPAC name for each of the following compounds. Question is worth 18 points. (a) (CH3)2CHF (b) CH₂CHCICHCICH, CH CHCH CH₂CH₂ (4) CH,CH,CH=CHCH. CH-CH₂CH₂CHBICH₂CH CH₂CH=CH₂ (CH) CCHC CH