6.4 Stoichiometry of Thermochemical Equations 12. A mixture of 2 moles of B and 2 moles...
V Hint Check Answer < Question 20 of 27 > Given the thermochemical equations A(g) B(g) AH = 80 kJ B(g) (g) AH = -150 kJ find the enthalpy changes for each reaction. 3 A(g) — 3B(g) AH B(g) A(g)
- O CO Thermochemical equations Thermochemical s are chemical S tions that day show the relationship between mass of products and reactants and enthalpy changes. For example C4 () + 2O (G) ng) + 2H20 (0) AH = -890 A kJ moles of O2 = -890 A kJ 2 moles of 2H20 = -890.4 kJ - 890.4 kJ - 890.4 kJ mol _moles of CH = - 890.4 kJ I moles of CO2 = - 890.4 kJ - 890.4 kJ...
i need a step by step on this question please! The following are the thermochemical equations for the formation of hydrogen sulfide (H,S), water, and sulfur dioxide (SO2), all in the gaseous state 13. H(8) S() Sg) ΔΙ{--20.6 kJ ΔΙ!--483.6 kJ ar{--296.9 kJ S(s)+0(g) SO.(8) Using the above thermochemical equations, and applying Hess' law, determine AH for the following reaction: 2H,S(g) 30(g) 2H,O(g) 2S0() AH? a) -1036.2 kJ b) -801.1 kJ c)-621.8 kJ ) 69.0 kJ e 151.4 k
can you provide detailed steps thank you 0 Page < Example: Thermochemical Stoichiometry The electrolysis of water absorbs 286 kJ for each mole of liquid water decomposed into its elements. a) is this reaction exothermic or endothermic? b) Write the thermochemical equation. c) How many grams of hydrogen gas can be collected if 5,000. kJ of energy are absorbed? d) If 28.241 g of hydrogen gas are collected, what is the percent yield? MacBook Pro eed.instrue rses/19878 406892module item_id 524875
can you do all of them please 4 Using the following thermochemical equation, determine the amount of heat produced per kg of CO2 formed during the combustion of benzene (C6H6). 2 C6H6()+15 02(g)12 CO2(g ) + 6 H20(g) A) 1.43 x 105 kl/kg CO2 B) 2.30x 104 kl/kg CO2 AH"xn-6278 kJ C) 4.34 x 104 kl/kg CO2 D) 1.19x 104 kl/kg CO2 E) 8.40x 105 kl/kg CO2 48) Using the following equation for the combustion of octane, calculate the amount...
2. Use the thermochemical equations shown below to determine the enthalpy for the final reaction: Nz (e) + 2O2 (g) → N204 (g) AH = ? Using: (1) 2NO2(g) → N2 (g) +202 (8) AH = -66.4 kJ (2) N2O. (g) → 2NO, (e) AH = 57.2 kJ
43. The following thermochemical equations can be written for the oxides of Fe (s) + 12 02 (g) - FeO (s) 3Fe (s) +202 (g) - Fe3O4(s) AH°= -272.0 kJ AH° = -1118.4 kJ Find AH° for 4FeO (s) Fe(s) + Fe3O4(s) or boob HOOD Hool ooo.ONT Beon som Hoon lomas 46. Find the heat of reaction for CH4 (g) + 4F2 (g) CF4 (g) + 4HF (9) AHºf (CH4) = -74.81 kJ/mol O 2 9 AH(CF4) = -925 kJ/mol...
A mixture of 0.220 moles CO,0.350 moles 12, and 0.640 moles He has a total pressure of 2.95 bar. What is the partial pressure of co? A) 0.201 bar B) 0.536 bar C) 0.955 bar D) 0.649 bar E) 1.86 bar F) 1.54 bar 32) What row 2 element has the following ionization energies (in kJ mol-1)? IE3 - 14848 TE4 = 21006 IE] = 899.50 IE2 = 1757.1 A)N B) C C) Li
b) - 227 kJ/mol c) + 251 kJ/mol d) - 251 kJ/mol Given the thermochemical equations below, calculate AH for this reaction: Given: C(s) + H2O(g) → CO(g) + H2(g) AH = ? C(s) + O2(g) + CO2(g) AH = -394 kJ 2002(g) + 2CO(g) + O2(g) AH = +566 kJ AH = -484 kJ 2H2(g) + O2(g) + 2H20(g) a) + 414 kJ b) - 353 kJ c) + 131 kJ d) - 312 kJ Vext page →
Calculate AH for the following reaction, CaO(s) + CO2(g) CaCO3(s) given the thermochemical equations below. 2 Ca(s) + O2(g) + 2 Cao(s) AH = -1270.2 kJ C(s) + O2(g) CO2(g) AH = -393.5 kJ 2 Ca(s) + 2 C(s) + 3 O2(g) → 2 CaCO3(s) AH = -2413.8 kJ 0-750.1 kJ O +350.2 kJ 0 -178.3 kJ O +2870.6 kJ