Whether the given reaction is exothermic or endothermic should be determined. Concept Introduction : The reaction which requires energy for the conversion of reactant to product is called as endothermic reaction whereas the reaction that releases some amount energy during the conversion of reactant to product is called as exothermic reaction.

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Answer 1

Question

Chapter 9, Problem 79CP

(a)

Interpretation Introduction

Interpretation: Whether the given reaction is exothermic or endothermic should be determined.

Concept Introduction: The reaction which requires energy for the conversion of reactant to product is called as endothermic reaction whereas the reaction that releases some amount energy during the conversion of reactant to product is called as exothermic reaction.

(b)

Interpretation Introduction

Interpretation: The amount of energy in kilojoules required when 1.5 mol of SO₃ reacts should be determined.

Concept Introduction: The reaction which requires energy for the conversion of reactant to product is called as endothermic reaction whereas the reaction that releases some amount energy during the conversion of reactant to product is called as exothermic reaction.

(c)

Interpretation Introduction

Interpretation: The amount of energy in kilojoules required when 150 g of O₂ is formed should be determined.

Concept Introduction: The reaction which requires energy for the conversion of reactant to product is called as endothermic reaction whereas the reaction that releases some amount energy during the conversion of reactant to product is called as exothermic reaction.

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53. The combustion of glucose, CH1,O, forms carbon dioxide gas and water vapour. When a 1.00 g sample of glucose was burned, it raised the temperature 100.0 mL of water by 37.0 °C. (5.2, 5.3, 5.5) AA (a) Write a balanced chemical equation for this reaction. (b) Use AH to calculate the enthalpy change of this of reaction. (c) Use bond energies in Table 1 on page 307 to calculate the enthalpy change of this reaction. The structural formula of glucose is shown in Figure 1.

Kk.237.

Part I. Complete the following chemical reactions. Do not forget to balance the reaction, the states of matter and answer any questions that are asked. In the next reaction, a gas is formed. (19 points). HCl (aq) + Mg (s) → Gas that was released: Mg (s) + O2 (g) → Cu2S (s) + O2 (g) → Gas that was released:

Answer 2

Question

Chapter 9, Problem 79CP

(a)

Interpretation Introduction

Interpretation: Whether the given reaction is exothermic or endothermic should be determined.

Concept Introduction: The reaction which requires energy for the conversion of reactant to product is called as endothermic reaction whereas the reaction that releases some amount energy during the conversion of reactant to product is called as exothermic reaction.

(b)

Interpretation Introduction

Interpretation: The amount of energy in kilojoules required when 1.5 mol of SO₃ reacts should be determined.

Concept Introduction: The reaction which requires energy for the conversion of reactant to product is called as endothermic reaction whereas the reaction that releases some amount energy during the conversion of reactant to product is called as exothermic reaction.

(c)

Interpretation Introduction

Interpretation: The amount of energy in kilojoules required when 150 g of O₂ is formed should be determined.

Concept Introduction: The reaction which requires energy for the conversion of reactant to product is called as endothermic reaction whereas the reaction that releases some amount energy during the conversion of reactant to product is called as exothermic reaction.

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Answer 3

Question

Chapter 9, Problem 79CP

(a)

Interpretation Introduction

Interpretation: Whether the given reaction is exothermic or endothermic should be determined.

Concept Introduction: The reaction which requires energy for the conversion of reactant to product is called as endothermic reaction whereas the reaction that releases some amount energy during the conversion of reactant to product is called as exothermic reaction.

(b)

Interpretation Introduction

Interpretation: The amount of energy in kilojoules required when 1.5 mol of SO₃ reacts should be determined.

Concept Introduction: The reaction which requires energy for the conversion of reactant to product is called as endothermic reaction whereas the reaction that releases some amount energy during the conversion of reactant to product is called as exothermic reaction.

(c)

Interpretation Introduction

Interpretation: The amount of energy in kilojoules required when 150 g of O₂ is formed should be determined.

Concept Introduction: The reaction which requires energy for the conversion of reactant to product is called as endothermic reaction whereas the reaction that releases some amount energy during the conversion of reactant to product is called as exothermic reaction.

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Answer 4

Question

Chapter 9, Problem 79CP

(a)

Interpretation Introduction

Interpretation: Whether the given reaction is exothermic or endothermic should be determined.

Concept Introduction: The reaction which requires energy for the conversion of reactant to product is called as endothermic reaction whereas the reaction that releases some amount energy during the conversion of reactant to product is called as exothermic reaction.

(b)

Interpretation Introduction

Interpretation: The amount of energy in kilojoules required when 1.5 mol of SO₃ reacts should be determined.

Concept Introduction: The reaction which requires energy for the conversion of reactant to product is called as endothermic reaction whereas the reaction that releases some amount energy during the conversion of reactant to product is called as exothermic reaction.

(c)

Interpretation Introduction

Interpretation: The amount of energy in kilojoules required when 150 g of O₂ is formed should be determined.

Concept Introduction: The reaction which requires energy for the conversion of reactant to product is called as endothermic reaction whereas the reaction that releases some amount energy during the conversion of reactant to product is called as exothermic reaction.

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Answer 5

Chapter 9, Problem 79CP

(a)

Interpretation Introduction

Interpretation: Whether the given reaction is exothermic or endothermic should be determined.

Concept Introduction: The reaction which requires energy for the conversion of reactant to product is called as endothermic reaction whereas the reaction that releases some amount energy during the conversion of reactant to product is called as exothermic reaction.

(b)

Interpretation Introduction

Interpretation: The amount of energy in kilojoules required when 1.5 mol of SO₃ reacts should be determined.

Concept Introduction: The reaction which requires energy for the conversion of reactant to product is called as endothermic reaction whereas the reaction that releases some amount energy during the conversion of reactant to product is called as exothermic reaction.

(c)

Interpretation Introduction

Interpretation: The amount of energy in kilojoules required when 150 g of O₂ is formed should be determined.

Concept Introduction: The reaction which requires energy for the conversion of reactant to product is called as endothermic reaction whereas the reaction that releases some amount energy during the conversion of reactant to product is called as exothermic reaction.

Answer 6

Chapter 9, Problem 79CP

(a)

Interpretation Introduction

Interpretation: Whether the given reaction is exothermic or endothermic should be determined.

Concept Introduction: The reaction which requires energy for the conversion of reactant to product is called as endothermic reaction whereas the reaction that releases some amount energy during the conversion of reactant to product is called as exothermic reaction.

Answer 7

Chapter 9, Problem 79CP

(a)

Interpretation Introduction

Interpretation: Whether the given reaction is exothermic or endothermic should be determined.

Concept Introduction: The reaction which requires energy for the conversion of reactant to product is called as endothermic reaction whereas the reaction that releases some amount energy during the conversion of reactant to product is called as exothermic reaction.

Answer 8

(b)

Interpretation Introduction

Interpretation: The amount of energy in kilojoules required when 1.5 mol of SO₃ reacts should be determined.

Concept Introduction: The reaction which requires energy for the conversion of reactant to product is called as endothermic reaction whereas the reaction that releases some amount energy during the conversion of reactant to product is called as exothermic reaction.

Answer 9

(b)

Interpretation Introduction

Interpretation: The amount of energy in kilojoules required when 1.5 mol of SO₃ reacts should be determined.

Concept Introduction: The reaction which requires energy for the conversion of reactant to product is called as endothermic reaction whereas the reaction that releases some amount energy during the conversion of reactant to product is called as exothermic reaction.

Answer 10

(c)

Interpretation Introduction

Interpretation: The amount of energy in kilojoules required when 150 g of O₂ is formed should be determined.

Concept Introduction: The reaction which requires energy for the conversion of reactant to product is called as endothermic reaction whereas the reaction that releases some amount energy during the conversion of reactant to product is called as exothermic reaction.

Answer 11

(c)

Interpretation Introduction

Interpretation: The amount of energy in kilojoules required when 150 g of O₂ is formed should be determined.

Concept Introduction: The reaction which requires energy for the conversion of reactant to product is called as endothermic reaction whereas the reaction that releases some amount energy during the conversion of reactant to product is called as exothermic reaction.

Answer 12

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Answer 13

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Answer 14

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Answer 15

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Solution Summary: The author explains that the reaction requires energy for the conversion of reactant to product, whereas it releases some amount of energy during this conversion.

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