0. Calculate the stan 2FES:(s) + 50:(g) → 2FEO(s) +4SO:(g)AH°rn =-1370 kJ 4H for FeO(s)=-268 kJ/mol %D 4H for SO:(g)= -297 kJ/mol; %3D %3D (a) -177 kJ (b) -1550 kJ (c) -774 kJ (d) -686 kJ (e) +808 kJ 7. Calculate the change in the internal energy (4U) for the reaction of Ni with CO, if 158 kJ heat was evolved and 8.68 kJ work was done on the system. (a) -158 kJ Ni(s) +4 CO (g) Ni(CO)«(g) (c) 167 kJ (b) 149 kJ (d) -167 kJ (e) -149 kJ 8. State which of the following sets of quantum numbers would be impossible: (a) n =1,1=0, m = 0, m,= +1/2 (d) n=2, 1=1, m =0, m, = -1/2 (b) n =2, 1= 2, mị =+2, m,= +1/2 (e) n=2, 1=1, m =-1, m, = -1/2 (c) n=3, 1=2, m =+2, m, = -1/2 %3D 9. Which element has the highest first ionization energy? (a) Be (b) B (c) C (d) N (e) O 10 The atom having the valance chell.configuration 4s? 4n would be in:
0. Calculate the stan 2FES:(s) + 50:(g) → 2FEO(s) +4SO:(g)AH°rn =-1370 kJ 4H for FeO(s)=-268 kJ/mol %D 4H for SO:(g)= -297 kJ/mol; %3D %3D (a) -177 kJ (b) -1550 kJ (c) -774 kJ (d) -686 kJ (e) +808 kJ 7. Calculate the change in the internal energy (4U) for the reaction of Ni with CO, if 158 kJ heat was evolved and 8.68 kJ work was done on the system. (a) -158 kJ Ni(s) +4 CO (g) Ni(CO)«(g) (c) 167 kJ (b) 149 kJ (d) -167 kJ (e) -149 kJ 8. State which of the following sets of quantum numbers would be impossible: (a) n =1,1=0, m = 0, m,= +1/2 (d) n=2, 1=1, m =0, m, = -1/2 (b) n =2, 1= 2, mị =+2, m,= +1/2 (e) n=2, 1=1, m =-1, m, = -1/2 (c) n=3, 1=2, m =+2, m, = -1/2 %3D 9. Which element has the highest first ionization energy? (a) Be (b) B (c) C (d) N (e) O 10 The atom having the valance chell.configuration 4s? 4n would be in:
Chemistry: Principles and Reactions
8th Edition
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:William L. Masterton, Cecile N. Hurley
Chapter2: Atoms, Molecules, And Ions
Section: Chapter Questions
Problem 90QAP: Calculate the average density of a single Al-27 atom by assuming that it is a sphere with a radius...
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general chemistry , please solve question 7 And 8
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