18. According to the following reactions, would the burning of 5.50 g of methane or propanerelease more heat? (Methane, with -305 kJ)C3H8(g) + 50z(g) → 3C02(g) + 4H20(g)CH4(g) + 202(g) → CO2(g) + 2H20(g)ДН -2043 k)AH = -890. kJ 20. How much energy can be released during the following reaction if 2. 50 L B2H6 gas and5.65 L Cl2 gas react under STP conditions. (1 mol = 22. 4 dm3)B2H6(g) + Cl2 (g) → BCI3(g) + HCl(g)

Answered: Image /qna-images/answer/08afe941-d524-4283-9552-ec747a7b493b.jpg

18. According to the following reactions, would the burning of 5.50 g of methane or propane release more heat? (Methane, with -305 kJ] C3H8(g) + 50z(g) → 3CO2(g) + 4H20(g) CH«(g) + 202(g) → CO2(g) + 2H20(g) AH =-2043 kJ AH =-890. kJ

18. According to the following reactions, would the burning of 5.50 g of methane or propane release more heat? (Methane, with -305 kJ] C3H8(g) + 50z(g) → 3CO2(g) + 4H20(g) CH«(g) + 202(g) → CO2(g) + 2H20(g) AH =-2043 kJ AH =-890. kJ

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

18. According to the following reactions, would the burning of 5.50 g of methane or propane
release more heat? (Methane, with -305 kJ)
C3H8(g) + 50z(g) → 3C02(g) + 4H20(g)
CH4(g) + 202(g) → CO2(g) + 2H20(g)
ДН -2043 k)
AH = -890. kJ

20. How much energy can be released during the following reaction if 2. 50 L B2H6 gas and
5.65 L Cl2 gas react under STP conditions. (1 mol = 22. 4 dm3)
B2H6(g) + Cl2 (g) → BCI3(g) + HCl(g)

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