Br a Br D Br NaOCH3 NaOH NaN3 DMSO, heat Mechanism A. SN2 B. SN1 O C. E1 OD. E2 Mechanism A. SN2 B. SN1 C. E1 D. E2 Mechanism A. SN2 B. SN1 C. E1 D. E2
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- From the following data at 25°C,H2(g) + Cl2(g) → 2HCl(g) ΔH0 = -185 kJ2H2(g) + O2(g) → 2H2O(g) ΔH0 = -483.7 kJCalculate ΔH0at 25°C for the reaction below.4HCl(g) + O2(g) → 2Cl2(g) + 2H2O(g)To calculate Δ?rxn = Δ?rxn° + RTln Q ; how would I calculate for Q?Given the following information: Pb(s) + PbO2(s) + 2H2SO4(l) ---> 2PbSO4(s) + 2H2O (l) DHrxn = 509.2 KJ/mol SO3 (g) + H2O (l) ---> H2SO4 (l) DHoRxn = -130.3KJ/mol Determine DHoRxn for: Pb (s) + PbO2(s) + 2SO3 (g) ----> 2PbSO4 (s)
- Under equilibirum conditions at 565.3 K, [H2]=.06906 mol/L, [CO]=.01515 mol/L, [Ch3OH]= .0401 mol/L. What is value of Kc for this reaction at 565.3 K? (Data attached in picture)For the reaction 2C(s) + H2(q) -> C2H2 Calculate ΔH use a diagram and data below. ΔHcc2H2 =-1299.6KJ ΔHcc = -393.5KJ ΔHcH2 =-285.8KJ ΔH= 2x(-393.5) + (-285.8) + (-1299.6) = -512.6 – 285.8 = 798.4Calculate the ΔS°rxn of the following reaction at 215°C and standard pressure. C2H4 (g)+302 (g)->2CO2 (g)+2H2 ΔHºf, kJ/mol Sº, J/mol•K ΔGºf, kJ/mol C2H4(g) 52.3 219.5 68.1 O2(g) 0 205.0 0 CO2(g) -393.5 213.6 -394.4 H2O(g) -241.8 188.7 -228.6 _____ J/mol*K
- Use the data below to calculate ΔG°rxn for the reaction:A+2BC+DData:$$A+2B--->2CΔG°rxn = −235.0 kJ/molC--->D ΔG°rxn=200.0kJ/molConsider the reaction: CD C2+ + B2-; Ksp = 2.4 x 10-8 What is ΔG° at 25 °C? 87.2 kJ/mol 8.2 kJ/mol 43 kJ/mol 6.21 x 10-2 kJ/molCalculate Delta G°rxn for the reaction: N2O(g) + NO2(g) -> 3NO(g) Given: 2NO(g) + O2(g) -> 2NO2(g) Delta G°rxn = -71.2 kJ N2(g) + O2(g) -> 2NO(g) Delta G°rxn = +175.2 kJ 2N2O(g) -> 2N2(g) + O2(g) Delta G°rxn = -207.4 kJ
- Calculate K givenT= 549 KΔG^0cell=−15.9 kJ/molR= 8.314 J/mol KΔG^0cell=−RTlnK answer choices: a) 3.26×10^1 b) 1.03×10^1 c) 3.19×10^0 d) 1.50×10^1 e) 6.91×10^0What is ΔSo for the reaction below? 3 NO2(g) + H2O(l) ----> 2 HNO3(aq) + NO(g) So (J/K-mol): 240.0 69.9 146.0 210.7 -1370 J/K-mol 287.2 J/K-mol 1370 J/K-mol 384.7 J/K-mol -287.2 J/K-molWrite the expression for Kc for the following reactions. Ineach case indicate whether the reaction is homogeneousor heterogeneous.(a) 3 NO1g2 ∆ N2O1g2 + NO21g2(b) CH41g2 + 2 H2S1g2 ∆ CS21g2 + 4 H21g2(c) Ni1CO241g2 ∆ Ni1s2 + 4 CO1g2(d) HF1aq2 ∆ H+1aq2 + F-1aq2(e) 2 Ag1s2 + Zn2+1aq2 ∆ 2 Ag+1aq2 + Zn1s2(f) H2O1l2 ∆ H+1aq2 + OH-1aq2(g) 2 H2O1l2 ∆ 2 H+1aq2 + 2 OH-1aq2