Question 8 of 42 Submit Using the provided table, determine the molar enthalpy (in kJ/mol) for the reaction 2 K(s) + 2 H
Posted: Fri Apr 29, 2022 1:36 pm
Question 8 of 42 Submit Using the provided table, determine the molar enthalpy (in kJ/mol) for the reaction 2 K(s) + 2 H2O(l) → 2 KOH (aq) + Hz(9) Substance K(s) HOM KOH(aq) AHF (kJ/mol) 0 -285.8 -482.4 0 H (9) kJ/mol 1 2 3 х x 4 5 6 с 7 7 00 8 9 +/- 0 x 100 Tap here or pull up for additional resources
Question 9 of 42 Submit Single Bond H 432 411 Based on the bond energies for the reaction below, what is the enthalpy of the reaction, in kJ? Hz(g) + N2(g) + 2 C(g) → 2 HCN(g) H CN o H с 346 N 305 167 O 358 201 142 C=C 602 C=0 799 Multiple CEC 835 CEO 1072 Bonds CEN 615 O=0 CEN 887 NN 942 **All values in kJ/mol 386 2 Ο 459 494 kj 1 2 3 3 х x 4 5 6 с 7 7 00 8 9 +/- 0 x 100 Tap here or pull up for additional resources
Question 12 of 42 Submit Calculate AS for C(g) + 2 H2(g) → CH.(g). Sº (J/mol K) 5.7 Substance C (9) H, (g) CHA (9) 130.6 186.2 J/mol. 1 2 3 х x 4 5 6 6 с 7 7 00 8 9 +/- 0 x 100 Tap here or pull up for additional resources
Question 9 of 42 Submit Single Bond H 432 411 Based on the bond energies for the reaction below, what is the enthalpy of the reaction, in kJ? Hz(g) + N2(g) + 2 C(g) → 2 HCN(g) H CN o H с 346 N 305 167 O 358 201 142 C=C 602 C=0 799 Multiple CEC 835 CEO 1072 Bonds CEN 615 O=0 CEN 887 NN 942 **All values in kJ/mol 386 2 Ο 459 494 kj 1 2 3 3 х x 4 5 6 с 7 7 00 8 9 +/- 0 x 100 Tap here or pull up for additional resources
Question 12 of 42 Submit Calculate AS for C(g) + 2 H2(g) → CH.(g). Sº (J/mol K) 5.7 Substance C (9) H, (g) CHA (9) 130.6 186.2 J/mol. 1 2 3 х x 4 5 6 6 с 7 7 00 8 9 +/- 0 x 100 Tap here or pull up for additional resources