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What is AH°rxn for the following reaction? H3AsO4(aq) + 4H2(g) → AsH3(g) + 4H2O(1) Substance AH°f(kJ/mol)...
4) What is AH°rxn for the following reaction? H3AsO4(aq) + 4H2(g) → AsH3(g) + 4H20(1) Substance AsH3(g) H3AsO4(aq) H2011) H2(g) AH°f(kJ/mol) 171.5 -904.6 -285.8 0 A) -1018.9 kJ/mol B) -67.1 kJ/mol C) -1876.3 kJ/mol - D) -410.1 kJ/mol E) -790.3 kJ/mol
Lizi Saved Calculate the Arxn for the following reaction. (AHf[AsH3(g)] = 66.4 kJ/mol; AHf [H3AsO4(aq)] = -904.6 kJ/mol; AHF [H20[1] = -285.8 kJ/mol H3ASO4(aq) + 4H2(0) -- AsH3(g) + 4H20(1) Multiple Choice -685.2 kJ 685.2 kJ O -1981.4 kJ O
Question 10 Calculate AHpxn for the reaction below given: AH+ (AsH3(g) - 66.4 kJ/mol; AH [HAS HgAsO4(aq) + 4H2(g) => AsH3(g) + 4H2O(1) Selected Answer: Correct Answer: D. 685.2 kJ B.-172.2 kJ Question 11 Data: 2Fe(s) + O2(g) => 2FeO(s) AH = -544.0 kJ 4Fe(s) + 3020) => 2Fe2O3(s) AH = -1648,4 kJ Fe3O4(s) => Fe(s) +2026) AH = +1118.4 kJ Given the data above, determine the heat of reaction, AH, for the reaction below: Reaction: Fe2O3(s) + FeO(s) =>...
Write balanced half-reactions for the following redox reaction: 4Zn+2(aq)+AsH3(g)+8OH−(aq)→ 4Zn(s)+H3AsO4(aq)+4H2O(l) clearly state oxidation reduction
At 298 K, evaluate deltaG(kJ) and deltaE (V) for 2CH3OH(l) + 3O2(g) -> 4H2O(g) + 2CO2(g) S (J/mol-K) AH°y (kJ/mol) So (J/mol-K) AH(kJ/mol) Substance Substance N2(g) CH-ОН() 126.8 0 191.5 -238.6 CO(g) NH3(g) 197.9 192.5 -110.5 -46.2 CO2(g) NO(g) 213.6 +90.4 210.6 -393.5 NO2(g) +33.8 240.5 H2(g) HNO3(aq) 130.6 146.0 -206.6 H2O( 69.9 -285.8 O2(g) 188.8 H2O(g) 0 205.0 -241.8
Substance H2O (1) HF (8) AS° (J/mol x K) 70.0 173.8 291.5 AH° (kJ/mol) -285.8 -273.3 -1220.5 -395.7 SF. (g) SO; (g) 256.8 (19) Using the table above Determine AS, Hº, and AGº for the following reaction: SF6(g) + 3H2O(0) + 6HF(g) + SO3(g)
What is ΔG°rxn for the following reaction? 2NO(g) + Cl2(g) → 2NOCl(g) Substance ΔG°f(kJ/mol) NOCl(g) 66.39 NO(g) 86.49 Answer choices: 40.40 kJ -20.10 kJ -40.20 kJ 152.09 kJ -175.20 kJ
Use the values of AH; to calculate AF® for the following reactions. Substance and State AH(kJ/mol) C2H5OH(1) -278 02(9) CO2(9) -393.5 H2O(9) -242 H2O(1) -286 Ticu (9) -736 TiO2(8) _945 H+ (aq) Cl(aq) -167 NiO(s) -241 Ni(OH)2(s) -538 0 + (g) - (g) + он до ос AH = kJ b. TiCl4 (9) + 2H20(1) + TiO2 (s) + 4HCl(aq) AH° = c. NiO(s) + H2O(l) + Ni(OH)2(s) AH° = kJ
Given the following standard enthalpy of formations: AH [C,H,OH() --277.7 kJ/mol; AH(CH3CO,H() = -484.5 kJ/mol); AH® [H2O(1) --285.8 kJ/mol]; AH [O2(g) - 0 kJ/mol). Calculate the AHan for the reaction. C,H,OH(I)+,(g) → CH,CO,H(1) + H2O(l)
Find. AH°rxn for the reaction 2Ag2S(s) + 2H20(1) 4Ag(s) + 2H2S(9) + O2(g). [AH: (Ag2S(s)) = -32.6 kJ/mol; AHF (H2S(g)) = -20.5 kJ/mol; AH (H2O(0)) = -285,5 kJ/mol] O 5752 kJ/mol O 565.2 kJ/mol O None of the above O 585.2 kJ/mol O 595.2 kJ/mol