Question 8 O B. 21 g H20O C. 32 g H20O D.43 g H20QUESTION 8Consider the following chemical reaction:4 Al + 302 --------> 2 Al203If 12.85 g of Al reacts completely with oxygen and 18.42 g of aluminum oxide is obtained, what is the percent yield of the reaction?O A. 69.76%O B. 75.86%OC. 24.28%O D. 65.91%QUESTION 9When a mole of gaseous propane (C3H8) reacts completely with oxygen gas, 2044 k) of energy is formed, along with gaseous carbon d'oxfollowing equations is a correct representation of this thermochemical reaction?O A. C3H8(g) + 02(g)-------> CO2(g) + H20(g) AH = -2044 kJB. C3H8(g) + 02(g)> CO2(g) + H20(g) + 2044 kJ4 Ha0(g)

We have balanced reaction equation ,12.85g of Al , 18.42g of product formed. We have to calculate…

Consider the following chemical reaction: 4 Al + 3 02 --> 2 Al203 If 12.85 g of Al reacts completely with oxygen and 18.42 g of aluminum oxide is obtained, what is the percent yield of the reaction? O A. 69.76% O B. 75.86% OC. 24.28% O D. 65.91%

Consider the following chemical reaction: 4 Al + 3 02 --> 2 Al203 If 12.85 g of Al reacts completely with oxygen and 18.42 g of aluminum oxide is obtained, what is the percent yield of the reaction? O A. 69.76% O B. 75.86% OC. 24.28% O D. 65.91%

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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