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QUESTION 12 Heptane (C7H16) is a hydrocarbon fuel used for gas barbecues. Balance the chemical equation (given below) for the reaction that occurs when heptane burns in air. What are the coefficients in the balanced equation? C7H16 + 02 CO2 + H20 O 1, 11, 7, 8 O 1, 15, 7, 16 O 1, 22, 7, 8 O 1, 1, 7, 8 QUESTION 13 Acetylene (C2H2) burns in pure oxygen with a very hot flame which is used in welding and cutting metals. The chemical equation for the reaction is the following: 2 C2H2 + 5 02→ 4 CO2 + 2 H20. How many moles of oxygen are required to burn 3.4 mol of acetylene? Type only the number. Click Save and Submit to save and submit. Click Save All Answers to save all answers. NOV 53 6.

QUESTION 12 Heptane (C7H16) is a hydrocarbon fuel used for gas barbecues. Balance the chemical equation (given below) for the reaction that occurs when heptane burns in air. What are the coefficients in the balanced equation? C7H16 + 02 CO2 + H20 O 1, 11, 7, 8 O 1, 15, 7, 16 O 1, 22, 7, 8 O 1, 1, 7, 8 QUESTION 13 Acetylene (C2H2) burns in pure oxygen with a very hot flame which is used in welding and cutting metals. The chemical equation for the reaction is the following: 2 C2H2 + 5 02→ 4 CO2 + 2 H20. How many moles of oxygen are required to burn 3.4 mol of acetylene? Type only the number. Click Save and Submit to save and submit. Click Save All Answers to save all answers. NOV 53 6.

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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answer questions 12 and 13 and 14 and 15
QUESTION 12 Heptane (C7H16) is a hydrocarbon fuel used for gas barbecues. Balance the chemical equation (given below) for the reaction that occurs when heptane burns in air. What are the coefficients in the balanced equation? C7H16 + 02 CO2 + H20 O 1, 11, 7, 8 O 1, 15, 7, 16 O 1, 22, 7, 8 O 1, 1, 7, 8 QUESTION 13 Acetylene (C2H2) burns in pure oxygen with a very hot flame which is used in welding and cutting metals. The chemical equation for the reaction is the following: 2 C2H2 + 5 02→ 4 CO2 + 2 H20. How many moles of oxygen are required to burn 3.4 mol of acetylene? Type only the number. Click Save and Submit to save and submit. Click Save All Answers to save all answers. NOV 6.
Transcribed Image Text:QUESTION 12 Heptane (C7H16) is a hydrocarbon fuel used for gas barbecues. Balance the chemical equation (given below) for the reaction that occurs when heptane burns in air. What are the coefficients in the balanced equation? C7H16 + 02 CO2 + H20 O 1, 11, 7, 8 O 1, 15, 7, 16 O 1, 22, 7, 8 O 1, 1, 7, 8 QUESTION 13 Acetylene (C2H2) burns in pure oxygen with a very hot flame which is used in welding and cutting metals. The chemical equation for the reaction is the following: 2 C2H2 + 5 02→ 4 CO2 + 2 H20. How many moles of oxygen are required to burn 3.4 mol of acetylene? Type only the number. Click Save and Submit to save and submit. Click Save All Answers to save all answers. NOV 6.
* Question Completion Status: QUESTION 14 Acetylene (C2H2) burns in pure oxygen with a very hot flame which is used in welding and cutting metals. The chemical equation for the reaction is the following: 2 C2H2 +5 O2 4 CO2 +2 H2O. How many moles of carbon dioxide are produced when 2.4 mol of acetylene are burned in oxygen? Type only the number. QUESTION 15 How many grams of CO2 can be produced in combustion of 5.0 g of acetylene (C2H2). The reaction is represented by the following chemical equation: 2 C2H2 + 5 02→ 4 CO2 +2 H20. Round your answer to the whole number and type it. Click Save and Submit to save and submit. Click Save All Answers to save all answers. NOV
Transcribed Image Text:* Question Completion Status: QUESTION 14 Acetylene (C2H2) burns in pure oxygen with a very hot flame which is used in welding and cutting metals. The chemical equation for the reaction is the following: 2 C2H2 +5 O2 4 CO2 +2 H2O. How many moles of carbon dioxide are produced when 2.4 mol of acetylene are burned in oxygen? Type only the number. QUESTION 15 How many grams of CO2 can be produced in combustion of 5.0 g of acetylene (C2H2). The reaction is represented by the following chemical equation: 2 C2H2 + 5 02→ 4 CO2 +2 H20. Round your answer to the whole number and type it. Click Save and Submit to save and submit. Click Save All Answers to save all answers. NOV
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