Please show all steps: Calculate the enthalpy for this reaction: Given the following thermochemical equations: c:H2(g)...
Please help with number 4 please show steps 4. Given the following thermochemical equations: C,H,(g) + 9/202です C (s) O2 g H, (g) + 1/2O3(g)- 3CO2 (g) + 3 H2O (1) ITH=-1934.1 kJ CO2 (g) OH -393.5 kJ H2O (1) 0H =-285.8 kJ Calculate UH for the decomposition of one mole of propane, C3H6 (g), to its elements in their stable state at 25°C and 1 atm pressure,
Please explain Data: C(graphite) + O2(g) => CO2(g) AH = -393.5 kJ H2(g) + 1/2O2(g) => H2O(1) AH = -285.8 kJ CH3OH(1) + 3/202(9) A CO2(g) + 2H20(1) AH = -726.4 kJ Using the data above, calculate the enthalpy change for the reaction below. Reaction: C(graphite) + 2H2(g) + 1/2O2(g) => CH3OH(1) A. +238.7 kJ B.-238.7 kJ C. +548.3 kJ D.-548.3 kJ E. +904.5 kJ
I know the right answer is -233.8 but can someone please show the steps to get there? Thanks! Question4 10 10 pts The value of [delta)Ho for: 2 H2S (g) +SO2 (g) 3 S (s) + 2 H20 () is: H2 (g) 1/2 02 (g)H2O) [deltajH°-285.8 kJ H2 (g)S (s) > H2S (g) [delta)H°-20.5 kJ S (s) +O2 (8) >SO2 (g) (deltajHo --296.8 kJ +603.1 k 454.9 k +233.8 k 233.8 kJ -603.1 kJ
Using standard heats of formation, calculate the standard enthalpy change for the following reaction. C(s.graphite) O2(g)- >CO2(g) kJ ANSWER:
8. Using the table of bond energies in your textbook, calculate the change in energy for the given reaction. Label each as either exothermic or endothermic a. C2Ho (g) 02(g)>CO2(g) +H20 (g) b. H2 (g) 02(g) H202 (g) c. 2 BrCl (g) -> Br2 (g) + Cl2 (g) d. 3 H2 (g) +N2 (g) -> 2 NHs (g)
please help I need help understanding, explain steps too, thank you 4. Given the following two thermochemical equations, determine the AHx,unknown. Fe2O3(s) + 3 CO(g) → 2 Fe(s) + 3 CO2(g) AHørxn=-26.7 kJ CO(g) + 42 02(g) - CO2(g) AHºrx= -283.0 kJ 2 Fe(s) + 3/2 02(9) Fe2O3(s) AHºrxn unknown= ? 5. Calculate AHº for the reaction 2 C(s) + H2(g) – C2H2(g) Given the following data C2H2(g) + 5/202(g) → 2C02(g) + H20(C) C(s) + O2(g) → CO2(g) Hz(9)...
Using standard heats of formation, calculate the standard enthalpy change for the following reaction. H2(g) + Cl2(g)—>2HCI(g) ANSWER: kJ Using standard heats of formation, calculate the standard enthalpy change for the following reaction. 2H20(1)——2H2(g) + O2(g) ANSWER: kJ
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)
3. Calculate the enthalpy of formation of carbon dioxide in the following reaction: C(s) + O2 (g) – CO2 (g) 213 Use the following equations: a) H20 (0) -- H2(g) + 103() AH',- +285.8 kJ/mol b) CH. (g) -2C (s) + 3H2(g) AH:- +84.7 kJ/mol c) 2CO2(g) +3H() - CH.(g) + (7/2) O, (g) AH,- +1560.7 kJ/mol
Calculate the standard enthalpy of formation of liquid water (H2O) using the following thermochemical information: CH4(g) C(s) + 2 H2(g) H = +74.8 kJ CO2(g) C(s) + O2(g) H = +393.5 kJ CO2(g) + 2 H2O(l) CH4(g) + 2 O2(g) H = +890.4 kJ