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QUESTION 22 Burning wood gives about 10.6 MJ of heat per pound. How many MJ of heat will 216 pounds of wood produce? 2 significant figures QUESTION 23 1.51 g of a substance yields 29 kJ of heat in a chemical reaction. The molar mass of the substance is 222.9 g. How much heat, in k), is produced by one mole of the substance? 3 significant figures

QUESTION 22 Burning wood gives about 10.6 MJ of heat per pound. How many MJ of heat will 216 pounds of wood produce? 2 significant figures QUESTION 23 1.51 g of a substance yields 29 kJ of heat in a chemical reaction. The molar mass of the substance is 222.9 g. How much heat, in k), is produced by one mole of the substance? 3 significant figures

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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QUESTION 22 Burning wood gives about 10.6 MJ of heat per pound. How many MJ of heat will 216 pounds of wood produce? 2 significant figures QUESTION 23 1.51 g of a substance yields 29 kJ of heat in a chemical reaction. The molar mass of the substance is 222.9 g. How much heat, in kJ, is produced by one mole of the substance? 3 significant figures
Transcribed Image Text:QUESTION 22 Burning wood gives about 10.6 MJ of heat per pound. How many MJ of heat will 216 pounds of wood produce? 2 significant figures QUESTION 23 1.51 g of a substance yields 29 kJ of heat in a chemical reaction. The molar mass of the substance is 222.9 g. How much heat, in kJ, is produced by one mole of the substance? 3 significant figures
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