∆Hrxn =
∆H (products) -
∆H (reactants)
=> ∆Hrxn = {∆Hf (Al+) + 2 × ∆Hf (Br)} - {∆Hf (Al3+) + 2 × ∆Hf (Br-)}
=> ∆Hrxn = {- 911.991 + 2 × (111.9)} - {- 5473.387 + 2 × (-219)}
=> ∆Hrxn = { - 911.991 + 223.8} - { - 5473.387 + 438} = ( -688.191) - ( - 5035.387)
=> ∆Hrxn = 4347.196 KJ/mol.
please show work on paper 2.1 (Spts). Calculate the heat of reaction for the following equation....
Answer: 2.6. If 1137 kJ of heat is required for the following reaction, how many moles of sulfur were consumed. Be sure to show all equations for full credit, not just numbers. Al(g) + 3 S(g) → Al" (g) + 3 S (8) Answer:
Please show the work of the calculation
2. Calculate the heat loss or heat gain of the 3 solution mixtures (on). Then calculate the AH for each reaction. Write the calculations on a sheet of paper showing all of your work. Take a photo of your work for each reaction and upload the images into Photo 1, Photo 2, and Photo 3 BUIE ETT 22 Words HCI & NaOH.........> NaCl + H20 = 461 NHACI NaOHNH3 NaCl + H20213 NH3...
****please include all the formulas used AND show ALL your work for the following question (preferably on a sheet of paper). I'm really struggling with this concept.**** Given the thermochemical equation 2SO2(g) + O2(g) → 2SO3(g) ΔH = −198.2 kJ/mol, calculate the heat evolved when 87.9 g of SO2 (molar mass = 64.07 g/mol) is converted to SO3. please include all the formulas used AND show ALL your work for the following question. I'm really struggling with this concept.
Please show all work. Provide equations used for full credit. Please use correct significant figures and correct units in answers. The reaction, 2NOBr(g) + 2NO(g) + Br2(8) has an equilibrium constant, K = 0.42 at 373 K. a. Calculate Agºrxn at 373 K. b. Using the value of AHºrxn = 45.38 k) and the AGºrxn calculated in part a, calculate the ASºrxn at 373 K. Consider the reaction: 2NO(g) + C12(8) + 2NOCI(g) Given the following table of thermodynamic data,...
Answer all questions completely on a separate piece of paper. Make sure you show all work for full credit and put a box around all answers. Use correct units and significant figures. 1. (10 points) For each of the following molecules, determine: if the molecule is polar The hybridization for all central atoms draw the hybridized bonding structure (just show bonding orbitals) f. KrOF4 g. PF6 h. HCN i. CH3OCH3 j. XeF4 a. PH3 b. CH&NH2 с. СОС d. N...
Please show all work. Provide equations used for full credit. Please use correct significant figures and correct units in answers. The reaction, 2NOBr(g) = 2NO(g) + Br2(8) has an equilibrium constant, K = 0.42 at 373 K. a. Calculate Agºrxn at 373 K. b. Using the value of AHºrxn = 45.38 kJ and the AGºrxn calculated in part a, calculate the ASºrxn at 373 K.
Calculate heat for the following reaction to produce sulfur dioxide, S(3) + O2(g) = SO2(E) given the thermochemical equations below. 2 S(s) + 3 O2(g) =2 SO3(g) AH° = -791.5 kJ 2 SO2(g) + O2(g) = 2 SO3(g) AH° = -197 9 kJ Show all work and calculate to the correct number of sig figs.
Please show all work. Provide equations used for full credit. Please use correct significant figures and correct units in answers. The reaction, 2NOBr(g) + 2NO(g) + Br2(g) has an equilibrium constant, K = 0.42 at 373 K. a. Calculate AGºrxn at 373 K. b. Using the value of AHºrxn = 45.38 kJ and the AGºrxn calculated in part a, calculate the ASºrxn at 373 K. TT T Arial 3 (12pt) TEE >>>
Need work step by step please!
Standard Heat of Reaction Calculate AH° for the following reaction. 2C2H6(g)+702(g) +4C02(g)+6H20(9) Use standard heats of formation from Zumdahl 'Chemical Principles' 8th ed. Appendix 4 pp A19 - A21. Submit Answer Tries 0/5
Please show all work
for the following problems, not just answers. Will thumbs up upon
completion, thank you! :)
Direction - Please show your work for the following problems. (you may need to answer on separate sheet of paper) Part I- Calculate molecular weight (molar mass). Na2SO4 = Feso, . 71120- HC HO: Part VII- Limiting reagent problems. Aluminum reacts with chlorine gas to form aluminum chloride via the following reaction a) Identify limiting reagent b) How many grams of...