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For which of the following reactions is A,H° equal to A, H° of the product(s)? You do not need to look up any values to answer this question. Check all that apply. • View Available Hint(s) O CO(g) + 02(g)→CO2(9) BACO3 (s)→BA0(8) + CO2(9) o Na(s) + ¿F2(1)→NAF(s) O Na(s) + F2(9)¬NAF(s) O C(s) + O2 (9)→CO2(g) 2Na(s) + F2(9)→2NAF(s)

For which of the following reactions is A,H° equal to A, H° of the product(s)? You do not need to look up any values to answer this question. Check all that apply. • View Available Hint(s) O CO(g) + 02(g)→CO2(9) BACO3 (s)→BA0(8) + CO2(9) o Na(s) + ¿F2(1)→NAF(s) O Na(s) + F2(9)¬NAF(s) O C(s) + O2 (9)→CO2(g) 2Na(s) + F2(9)→2NAF(s)

Chemistry
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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Part A For which of the following reactions is A,H° equal to Af H° of the product(s)? You do not need to look up any values to answer this question. Check all that apply. • View Available Hint(s) O CO(9) +02(9)→CO2(9) BaCO3 (s)→BA0(s) + CO2(g) Na(s)+ F2(1)→NAF(s) o Na(s) + F2(g)→NaF(s) C(s) +O2 (9)→CO2(9) 2Na(s) + F2(9)→2NAF(s)
Transcribed Image Text:Part A For which of the following reactions is A,H° equal to Af H° of the product(s)? You do not need to look up any values to answer this question. Check all that apply. • View Available Hint(s) O CO(9) +02(9)→CO2(9) BaCO3 (s)→BA0(s) + CO2(g) Na(s)+ F2(1)→NAF(s) o Na(s) + F2(g)→NaF(s) C(s) +O2 (9)→CO2(9) 2Na(s) + F2(9)→2NAF(s)
Part B The combustion of heptane, C,H16, occurs via the reaction C,H16(9) +1102 (9)→7CO2(g) +8H20(g) with heat of formation values given by the following table: AH° (kJ mol-1) C,H16 (9) -187.9 Substance CO2(9) -393.5 H2O(g) -241.8 Calculate the enthalpy for the combustion of heptane. Express your answer to four significant figures and include the appropriate units. • View Available Hint(s) HA 6 ? A,H° = Value Units
Transcribed Image Text:Part B The combustion of heptane, C,H16, occurs via the reaction C,H16(9) +1102 (9)→7CO2(g) +8H20(g) with heat of formation values given by the following table: AH° (kJ mol-1) C,H16 (9) -187.9 Substance CO2(9) -393.5 H2O(g) -241.8 Calculate the enthalpy for the combustion of heptane. Express your answer to four significant figures and include the appropriate units. • View Available Hint(s) HA 6 ? A,H° = Value Units
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