6) - 6) For which one of the following reactions is AH°rxn equal to the heat of formation of the producť? A) N2 (g) + 3H2 (g) – 2NH3 (8) B) (1/2)N2 (g) + O2 (g) – NO2() C) P (g) + 4H (g) + Br (g) – PH4B (1) D) 12C (g) + 11H2 (g) + 11O (g) - C6H22O11 (g) E) 6C (s) + 6H (g) - C6H6 (1) 7) 7) In the reaction below, AH°f is zero for Ni (s) + 2CO (g) + 2PF3 (g) – Ni(CO)2(PF3)2 (1) A) Ni (s) B) CO (g) C) Ni(CO)2(PF3)2 (1) D) PF3 (g) E) both CO (g) and PF3 (g) 8) The value of AH° for the reaction below is -126 kJ. formed in the reaction? kj are released when 2.00 mol of NaOF 8) 2Na202 (s) + 2H2O (1) – 4NAOH (s) + O2 (g) A) 3.9 B) -126 C) 63 D) 7.8 E) 252 2 The value of AH° for the reaction below is -336 kl Calculate the heat (kJ) released to the surroundin when 23.0 g of HCl is formed. 9) CH4 (g) + 3C12 (g) - CHC13 (1) + 3HC1 (g) A) 211 kJ B) -336 kJ C) 2.57 x 103 kJ D) 70.7 kJ E) 177 kJ 10) The temperature of a 15-g sample of lead metal increases from 22 °C to 37 °C upon the addition of 29.0 J of heat. The specific heat capacity of the lead is A) -29 10) J/g-K. D) 0.13 B) 29 C) 7.8 E) 1.9 Ca Matt Theodo 2.
6) - 6) For which one of the following reactions is AH°rxn equal to the heat of formation of the producť? A) N2 (g) + 3H2 (g) – 2NH3 (8) B) (1/2)N2 (g) + O2 (g) – NO2() C) P (g) + 4H (g) + Br (g) – PH4B (1) D) 12C (g) + 11H2 (g) + 11O (g) - C6H22O11 (g) E) 6C (s) + 6H (g) - C6H6 (1) 7) 7) In the reaction below, AH°f is zero for Ni (s) + 2CO (g) + 2PF3 (g) – Ni(CO)2(PF3)2 (1) A) Ni (s) B) CO (g) C) Ni(CO)2(PF3)2 (1) D) PF3 (g) E) both CO (g) and PF3 (g) 8) The value of AH° for the reaction below is -126 kJ. formed in the reaction? kj are released when 2.00 mol of NaOF 8) 2Na202 (s) + 2H2O (1) – 4NAOH (s) + O2 (g) A) 3.9 B) -126 C) 63 D) 7.8 E) 252 2 The value of AH° for the reaction below is -336 kl Calculate the heat (kJ) released to the surroundin when 23.0 g of HCl is formed. 9) CH4 (g) + 3C12 (g) - CHC13 (1) + 3HC1 (g) A) 211 kJ B) -336 kJ C) 2.57 x 103 kJ D) 70.7 kJ E) 177 kJ 10) The temperature of a 15-g sample of lead metal increases from 22 °C to 37 °C upon the addition of 29.0 J of heat. The specific heat capacity of the lead is A) -29 10) J/g-K. D) 0.13 B) 29 C) 7.8 E) 1.9 Ca Matt Theodo 2.
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Question 10
Transcribed Image Text:6) -
6) For which one of the following reactions is AH°rxn equal to the heat of formation of the producť?
A) N2 (g) + 3H2 (g) – 2NH3 (8)
B) (1/2)N2 (g) + O2 (g) – NO2()
C) P (g) + 4H (g) + Br (g) – PH4B (1)
D) 12C (g) + 11H2 (g) + 11O (g) - C6H22O11 (g)
E) 6C (s) + 6H (g) - C6H6 (1)
7)
7) In the reaction below, AH°f is zero for
Ni (s) + 2CO (g) + 2PF3 (g) – Ni(CO)2(PF3)2 (1)
A) Ni (s)
B) CO (g)
C) Ni(CO)2(PF3)2 (1)
D) PF3 (g)
E) both CO (g) and PF3 (g)
8) The value of AH° for the reaction below is -126 kJ.
formed in the reaction?
kj are released when 2.00 mol of NaOF 8)
2Na202 (s) + 2H2O (1) – 4NAOH (s) + O2 (g)
A) 3.9
B) -126
C) 63
D) 7.8
E) 252
2 The value of AH° for the reaction below is -336 kl Calculate the heat (kJ) released to the surroundin
when 23.0 g of HCl is formed.
9)
CH4 (g) + 3C12 (g) - CHC13 (1) + 3HC1 (g)
A) 211 kJ
B) -336 kJ
C) 2.57 x 103 kJ
D) 70.7 kJ
E) 177 kJ
10) The temperature of a 15-g sample of lead metal increases from 22 °C to 37 °C upon the addition of
29.0 J of heat. The specific heat capacity of the lead is
A) -29
10)
J/g-K.
D) 0.13
B) 29
C) 7.8
E) 1.9
Ca
Matt
Theodo
2.
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