I need help. -87.8 and 87.8 is wrong. Please and thank you so much.
I need help. -87.8 and 87.8 is wrong. Please and thank you so much. Calculate delta...
Need step by step solution, thank you Calculate Delta H^0 for the reaction. Enter your answer in the provided box. CH_3OH + HF rightarrow CH_3F + H_2O kJ/mol
Given reactions 1 and 2 below, calculate delta H degree_Rxn and delta U degree_Rxn for reaction 3. Rxn 1 H_2(g) + I_2(s) rightarrow 2 HI(g) delta H degree_Rxn = +52.96 kJ/mol Rxn 2 2H_2(g) + O_2(g) rightarrow 2 H_2 O(g) delta H degree_Rxn = -483.64 kJ/mol Rxn 3 4 HI(g) + O_2(g) rightarrow 2 I_2(s) + 2 H_2O(g) delta H degree_Rxn = ? delta U degree_Rxn = ?
Need serious help on these 3! Please help! Which of the following should have the largest value of S degree? a) SF_6 (g) at 298K b) H_2O (l) at 298K c) He(g) at 298K d) CH_3OH (l) at 298K Which of these changes in the distribution of the nine particles shows an decrease in entropy? Which of these statements is true for this reaction? FeO(s) + CO(g) rightarrow CO_2(g) + Fe(s) Delta H = -11.0 kJ; Delta S = -17.4...
Use deltaH and S to calculate DeltaG rxn... Use Delta H degree_f and S degree to calculate Delta G degree rxn (Delta G degree sys) at 25 C for the reaction below: 4 KClO3 (s) rightarrow 3 KClO4 (s) + KCl (s) Delta H degree_f KClO3 = -397.7 kJ/mol; KClO4 = -432.8 kJ/mol; KCl = -436.7 kJ/mol S degree KClO3 = 143.1 kJ/mol; KClO4 = 151.0 kJ/mol; KCl = 82.6 kJ/mol
need all of number 2 and three answered Calculate the missing value in each problem. Delta G = ?; AH = -217 kJ/mol; Delta S = 151 J/mol K; T = 451 K Delta G = 147 kJ/mol; Delta H = ?; Delta S = -98 J/mol K; T = 298 K Delta G = -20.4 kJ/mol; Delta H = 107 kJ/mol; Delta S = 211 J/mol K; T = ? How much heat is required to raise 37.3 g...
A certain reaction has Delta H degree = -22.50 kJ and Delta S degree = -75.50 J/K. Is this reaction exothermic, endothermic or isothermic (neither)? This reaction is Does this reaction lead to a decrease, an increase, or no change in the degree of disorder in the system? This reaction leads to in the disorder of the system. Calculate Delta G degree for this reaction at 298 K. If this value is less than 1 kJ/mol then enter 0 in...
Chemistry help Calculate delta H degree and Delta G degree following reactions at 25 degree C, using thermodynamic data from Appendix C; interpret the signs of Delta H degree and Delta G degree. (18.50) 2PbO(s) + N_2(g) rightarrow 2Pb(s) + 2NO(g) CS_2(I) + 2H_2O(l) rightarrow CO_2(g) + 2H_2S(g)
Please help me with a) i, a) ii, and b! thank you so much Question 2 Solid Catalyst thene Tex Tube Glass Wool with Ethanol #Hansen Burner Ethene, C2H4(a) (molar mass 28.1 g/mol), may be prepared by the dehydration of ethanol, C2H5OH) (molar mass 46.1 g/mol), using a solid catalyst. A setup for the lab synthesis is shown in the diagram above. The equation for the dehydration reaction is given below. C,H,OH(8) ethanol Catalyst CH_(8) + H2O(g) AH998 - 45.5...
Consider the reaction 2NO_2(g) rightarrow N_2O_4 (g). Using the following data, calculate Delta G degree at 298 K. Delta G degree (NO_2(g)) = 51.84 kJ/mol, Delta G degree (N_2 O_4 (g)) = 98.28 kJ/mol. Calculate Delta G at 298 K if the partial pressures of NO_2 and N_2O_4 are 0.37 atm and 1.62 atm, respectively. Express your answer using one significant figure.
Answers only please Choose the one alternative that beat completes the statement or answers the question. Read the volume of liquid pictured in the buret at the right. Report the buret reading to the correct number of significant figures. 10.200mL 10.65 mL 10.7 mL 10.25 mL 10.3 mL Calculate the change in enthalpy, Delta H for the following reaction NaOH(aq) + HCl(aq) rightarrow NaCl(aq) + H_2O(g) given the data NaOH(s) rightarrow NaOH(aq); Delta H = -46.8 kJ +50.2 kJ -502kJ...