Chapter 17.1, Problem 3PP

(a)

Interpretation Introduction

Interpretation: The physical property, boils at ${\text{-89 }}^{\text{o}}\text{C}$ should be matched to ethane, ${\text{C}}_{\text{2}}{\text{H}}_{\text{6}}$ or sodium bromide, $\text{NaBr}$ .

Concept Introduction: The property that identifies only the form of a chemical substance and the chemical composition remains the same is said to be physical property. The property that described the ability of a substance to undergo chemical change is said to chemical property.

(b)

Interpretation Introduction

Interpretation: The chemical property, burns vigorously in air should be matched to ethane, ${\text{C}}_{\text{2}}{\text{H}}_{\text{6}}$ or sodium bromide, $\text{NaBr}$ .

Concept Introduction: The property that identifies only the form of a chemical substance and the chemical composition remains the same is said to be physical property. The property that described the ability of a substance to undergo chemical change is said to chemical property.

(c)

Interpretation Introduction

Interpretation: The physical property, is a solid at ${\text{250 }}^{\text{o}}\text{C}$ should be matched to ethane, ${\text{C}}_{\text{2}}{\text{H}}_{\text{6}}$ or sodium bromide, $\text{NaBr}$ .

Concept Introduction: The property that identifies only the form of a chemical substance and the chemical composition remains the same is said to be physical property. The property that described the ability of a substance to undergo chemical change is said to chemical property.

(d)

Interpretation Introduction

Interpretation: The physical property, dissolves in water should be matched to ethane, ${\text{C}}_{\text{2}}{\text{H}}_{\text{6}}$ or sodium bromide, $\text{NaBr}$ .

Concept Introduction: The property that identifies only the form of a chemical substance and the chemical composition remains the same is said to be physical property. The property that described the ability of a substance to undergo chemical change is said to chemical property.