6.24 For each of the following reactions determine whether ΔStor the reaction (ASsy) will be positive,...
6.25 For each of the following reactions determine whether the reaction (ASay) will be positive, negative, or appr S for oximately zero: ost of the Problems afu e teaching and learning solution. tified in largest Cl + H2O Cl OH
5. For each reaction determine whether AS for the reaction (ASsys) will be positive, negative, or approximately zero. (2 points, 1 point each) CH3 CH3
3) Predict whether the change in entropy is positive, negative, or zero for each of the following reactions at 298 K, and explain your reasoning (2 pts each. 8 pts total): 1.4 Fe(s) + 3 O2(g) → 2 Fe:O:(s) b. O(g) + ( ) → O.(g) NH,Cl(s) » NH(g) + HCl(g) d. Hz(g) + Cl:(g) → 2 HCI c.
1. Predict whether the entropy change for each of the following reactions will have a positive value or a negative value. Calculations are not necessary! (a) 2 SO, (g) + O2(g) → 2 SO, (g) (b) 2 COCI, (g) → 2 CO (g) + 2 Cl: (g) (C) 4 Fe (s) + 3 CO, (g) → 2 Fe,0, (s) + 3 C (s, graphite)
2. (6 points) Determine whether the following reactions are expected to have positive or negative changes in entropy (circle one). Briefly justify each answer in words. a Br2g) 3Cl(g) 2BrCl(g) Justification: POSITIVE NEGATIVE b. CO2(g) H20) H2cO3(aq Justification: POSITIVE NEGATIVE SF&I) SFo(s) Justification POSITIVE NEGATIVE C.
3. Complete each of the following reactions. Draw the structure of the organic product or products in the space provided. Show stereochemistry if appropriate. (3 points each) SN2 reaction (a) (CH3)CHCH2Cl + NaCN Sn1 reaction (b) (CH3)CHCH,CI + NaCN (C) M Sn2 reaction ¢l + NaOH - ACH. E1 reaction (d) (CH3)3CCH,OH + HCI major product Ez reaction Cl + NaOH - LCH3 н Ereaction Cl + H20
4) For each of the following reactions, indicate whether the reaction would work well. poorly, or not at all. In such cases that you predict no production of the indicated product, formulate alternative products. Cl CN HCN H3C-OH NaOH acetone H3CnYCH3 Br OH 40°C CH3 Nal CH3 H3C HaC DMF CH3 CH3
For each of the following reactions, determine whether equilibrium favors reactants or products. + LOH + ico At equilibrium, the above reaction favors the reactants + OH At equilibrium, the above reaction favors the products
Determine the products for the acid base reactions
(include lone pairs and formal charges) indicate whether each is a
protonation or deprotonation. then rewrite the first 2 and include
mechanistic arrows to form the products
9. Determine the products for the acid-base reactions show below charges!). Indicate whether each reaction is a protonation or a the products of these acid base reactions have in common? NH HCI OH NaOH OH NaHCO3 OH NaOH 10. Rewrite the first 2 reactions above...
4pts For each of the following reactions, determine whether equilibrium favors reactants or products. io + At equilibrium, the above reaction favors the reactants OH At equilibrium, the above reaction favors the reactants