(a) Interpretation: The categorization of an iron ore as an element, compound, homogeneous mixture, or heterogeneous mixture is to be done. Concept introduction: An element is defined as a substance which does not undergo further decomposition by a chemical reaction . On the other hand, the breaking of a compound can be done into elements by a chemical reaction as it is made up of two or more elements. Homogeneous mixtures are the mixtures which have a definite proportion of components throughout the mixture. They exhibit the uniformity with respect to their components. Heterogeneous mixtures are made up of different components with variation in the composition of components. They are non-uniform mixtures.

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Answer 1

Question

Chapter 3, Problem 12ST

Interpretation Introduction

(a)

Interpretation:

The categorization of an iron ore as an element, compound, homogeneous mixture, or heterogeneous mixture is to be done.

Concept introduction:

An element is defined as a substance which does not undergo further decomposition by a chemical reaction. On the other hand, the breaking of a compound can be done into elements by a chemical reaction as it is made up of two or more elements.

Homogeneous mixtures are the mixtures which have a definite proportion of components throughout the mixture. They exhibit the uniformity with respect to their components.

Heterogeneous mixtures are made up of different components with variation in the composition of components. They are non-uniform mixtures.

Interpretation Introduction

(b)

Interpretation:

The categorization of an iron oxide as an element, compound, homogeneous mixture, or heterogeneous mixture is to be done.

Concept introduction:

An element is defined as a substance which does not undergo further decomposition by a chemical reaction. On the other hand, the breaking of a compound can be done into elements by a chemical reaction as it is made up of two or more elements.

Homogeneous mixtures are the mixtures which have a definite proportion of components throughout the mixture. They exhibit the uniformity with respect to their components.

Heterogeneous mixtures are made up of different components with variation in the composition of components. They are non-uniform mixtures.

Interpretation Introduction

(c)

Interpretation:

The categorization of an iron metal as an element, compound, homogeneous mixture, or heterogeneous mixture is to be done.

Concept introduction:

An element is defined as a substance which does not undergo further decomposition by a chemical reaction. On the other hand, the breaking of a compound can be done into elements by a chemical reaction as it is made up of two or more elements.

Homogeneous mixtures are the mixtures which have a definite proportion of components throughout the mixture. They exhibit the uniformity with respect to their components.

Heterogeneous mixtures are made up of different components with variation in the composition of components. They are non-uniform mixtures.

Interpretation Introduction

(d)

Interpretation:

The categorization of an iron alloy as an element, compound, homogeneous mixture, or heterogeneous mixture is to be done.

Concept introduction:

An element is defined as a substance which does not undergo further decomposition by a chemical reaction. On the other hand, the breaking of a compound can be done into elements by a chemical reaction as it is made up of two or more elements.

Homogeneous mixtures are the mixtures which have a definite proportion of components throughout the mixture. They exhibit the uniformity with respect to their components.

Heterogeneous mixtures are made up of different components with variation in the composition of components. They are non-uniform mixtures.

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Answer 2

Question

Chapter 3, Problem 12ST

Interpretation Introduction

(a)

Interpretation:

The categorization of an iron ore as an element, compound, homogeneous mixture, or heterogeneous mixture is to be done.

Concept introduction:

An element is defined as a substance which does not undergo further decomposition by a chemical reaction. On the other hand, the breaking of a compound can be done into elements by a chemical reaction as it is made up of two or more elements.

Homogeneous mixtures are the mixtures which have a definite proportion of components throughout the mixture. They exhibit the uniformity with respect to their components.

Heterogeneous mixtures are made up of different components with variation in the composition of components. They are non-uniform mixtures.

Interpretation Introduction

(b)

Interpretation:

The categorization of an iron oxide as an element, compound, homogeneous mixture, or heterogeneous mixture is to be done.

Concept introduction:

An element is defined as a substance which does not undergo further decomposition by a chemical reaction. On the other hand, the breaking of a compound can be done into elements by a chemical reaction as it is made up of two or more elements.

Homogeneous mixtures are the mixtures which have a definite proportion of components throughout the mixture. They exhibit the uniformity with respect to their components.

Heterogeneous mixtures are made up of different components with variation in the composition of components. They are non-uniform mixtures.

Interpretation Introduction

(c)

Interpretation:

The categorization of an iron metal as an element, compound, homogeneous mixture, or heterogeneous mixture is to be done.

Concept introduction:

An element is defined as a substance which does not undergo further decomposition by a chemical reaction. On the other hand, the breaking of a compound can be done into elements by a chemical reaction as it is made up of two or more elements.

Homogeneous mixtures are the mixtures which have a definite proportion of components throughout the mixture. They exhibit the uniformity with respect to their components.

Heterogeneous mixtures are made up of different components with variation in the composition of components. They are non-uniform mixtures.

Interpretation Introduction

(d)

Interpretation:

The categorization of an iron alloy as an element, compound, homogeneous mixture, or heterogeneous mixture is to be done.

Concept introduction:

An element is defined as a substance which does not undergo further decomposition by a chemical reaction. On the other hand, the breaking of a compound can be done into elements by a chemical reaction as it is made up of two or more elements.

Homogeneous mixtures are the mixtures which have a definite proportion of components throughout the mixture. They exhibit the uniformity with respect to their components.

Heterogeneous mixtures are made up of different components with variation in the composition of components. They are non-uniform mixtures.

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Answer 3

Question

Chapter 3, Problem 12ST

Interpretation Introduction

(a)

Interpretation:

The categorization of an iron ore as an element, compound, homogeneous mixture, or heterogeneous mixture is to be done.

Concept introduction:

An element is defined as a substance which does not undergo further decomposition by a chemical reaction. On the other hand, the breaking of a compound can be done into elements by a chemical reaction as it is made up of two or more elements.

Homogeneous mixtures are the mixtures which have a definite proportion of components throughout the mixture. They exhibit the uniformity with respect to their components.

Heterogeneous mixtures are made up of different components with variation in the composition of components. They are non-uniform mixtures.

Interpretation Introduction

(b)

Interpretation:

The categorization of an iron oxide as an element, compound, homogeneous mixture, or heterogeneous mixture is to be done.

Concept introduction:

An element is defined as a substance which does not undergo further decomposition by a chemical reaction. On the other hand, the breaking of a compound can be done into elements by a chemical reaction as it is made up of two or more elements.

Homogeneous mixtures are the mixtures which have a definite proportion of components throughout the mixture. They exhibit the uniformity with respect to their components.

Heterogeneous mixtures are made up of different components with variation in the composition of components. They are non-uniform mixtures.

Interpretation Introduction

(c)

Interpretation:

The categorization of an iron metal as an element, compound, homogeneous mixture, or heterogeneous mixture is to be done.

Concept introduction:

An element is defined as a substance which does not undergo further decomposition by a chemical reaction. On the other hand, the breaking of a compound can be done into elements by a chemical reaction as it is made up of two or more elements.

Homogeneous mixtures are the mixtures which have a definite proportion of components throughout the mixture. They exhibit the uniformity with respect to their components.

Heterogeneous mixtures are made up of different components with variation in the composition of components. They are non-uniform mixtures.

Interpretation Introduction

(d)

Interpretation:

The categorization of an iron alloy as an element, compound, homogeneous mixture, or heterogeneous mixture is to be done.

Concept introduction:

An element is defined as a substance which does not undergo further decomposition by a chemical reaction. On the other hand, the breaking of a compound can be done into elements by a chemical reaction as it is made up of two or more elements.

Homogeneous mixtures are the mixtures which have a definite proportion of components throughout the mixture. They exhibit the uniformity with respect to their components.

Heterogeneous mixtures are made up of different components with variation in the composition of components. They are non-uniform mixtures.

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Answer 4

Question

Chapter 3, Problem 12ST

Interpretation Introduction

(a)

Interpretation:

The categorization of an iron ore as an element, compound, homogeneous mixture, or heterogeneous mixture is to be done.

Concept introduction:

An element is defined as a substance which does not undergo further decomposition by a chemical reaction. On the other hand, the breaking of a compound can be done into elements by a chemical reaction as it is made up of two or more elements.

Homogeneous mixtures are the mixtures which have a definite proportion of components throughout the mixture. They exhibit the uniformity with respect to their components.

Heterogeneous mixtures are made up of different components with variation in the composition of components. They are non-uniform mixtures.

Interpretation Introduction

(b)

Interpretation:

The categorization of an iron oxide as an element, compound, homogeneous mixture, or heterogeneous mixture is to be done.

Concept introduction:

An element is defined as a substance which does not undergo further decomposition by a chemical reaction. On the other hand, the breaking of a compound can be done into elements by a chemical reaction as it is made up of two or more elements.

Homogeneous mixtures are the mixtures which have a definite proportion of components throughout the mixture. They exhibit the uniformity with respect to their components.

Heterogeneous mixtures are made up of different components with variation in the composition of components. They are non-uniform mixtures.

Interpretation Introduction

(c)

Interpretation:

The categorization of an iron metal as an element, compound, homogeneous mixture, or heterogeneous mixture is to be done.

Concept introduction:

An element is defined as a substance which does not undergo further decomposition by a chemical reaction. On the other hand, the breaking of a compound can be done into elements by a chemical reaction as it is made up of two or more elements.

Homogeneous mixtures are the mixtures which have a definite proportion of components throughout the mixture. They exhibit the uniformity with respect to their components.

Heterogeneous mixtures are made up of different components with variation in the composition of components. They are non-uniform mixtures.

Interpretation Introduction

(d)

Interpretation:

The categorization of an iron alloy as an element, compound, homogeneous mixture, or heterogeneous mixture is to be done.

Concept introduction:

An element is defined as a substance which does not undergo further decomposition by a chemical reaction. On the other hand, the breaking of a compound can be done into elements by a chemical reaction as it is made up of two or more elements.

Homogeneous mixtures are the mixtures which have a definite proportion of components throughout the mixture. They exhibit the uniformity with respect to their components.

Heterogeneous mixtures are made up of different components with variation in the composition of components. They are non-uniform mixtures.

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Answer 5

Chapter 3, Problem 12ST

Interpretation Introduction

(a)

Interpretation:

The categorization of an iron ore as an element, compound, homogeneous mixture, or heterogeneous mixture is to be done.

Concept introduction:

An element is defined as a substance which does not undergo further decomposition by a chemical reaction. On the other hand, the breaking of a compound can be done into elements by a chemical reaction as it is made up of two or more elements.

Homogeneous mixtures are the mixtures which have a definite proportion of components throughout the mixture. They exhibit the uniformity with respect to their components.

Heterogeneous mixtures are made up of different components with variation in the composition of components. They are non-uniform mixtures.

Interpretation Introduction

(b)

Interpretation:

The categorization of an iron oxide as an element, compound, homogeneous mixture, or heterogeneous mixture is to be done.

Concept introduction:

An element is defined as a substance which does not undergo further decomposition by a chemical reaction. On the other hand, the breaking of a compound can be done into elements by a chemical reaction as it is made up of two or more elements.

Homogeneous mixtures are the mixtures which have a definite proportion of components throughout the mixture. They exhibit the uniformity with respect to their components.

Heterogeneous mixtures are made up of different components with variation in the composition of components. They are non-uniform mixtures.

Interpretation Introduction

(c)

Interpretation:

The categorization of an iron metal as an element, compound, homogeneous mixture, or heterogeneous mixture is to be done.

Concept introduction:

An element is defined as a substance which does not undergo further decomposition by a chemical reaction. On the other hand, the breaking of a compound can be done into elements by a chemical reaction as it is made up of two or more elements.

Homogeneous mixtures are the mixtures which have a definite proportion of components throughout the mixture. They exhibit the uniformity with respect to their components.

Heterogeneous mixtures are made up of different components with variation in the composition of components. They are non-uniform mixtures.

Interpretation Introduction

(d)

Interpretation:

The categorization of an iron alloy as an element, compound, homogeneous mixture, or heterogeneous mixture is to be done.

Concept introduction:

An element is defined as a substance which does not undergo further decomposition by a chemical reaction. On the other hand, the breaking of a compound can be done into elements by a chemical reaction as it is made up of two or more elements.

Homogeneous mixtures are the mixtures which have a definite proportion of components throughout the mixture. They exhibit the uniformity with respect to their components.

Heterogeneous mixtures are made up of different components with variation in the composition of components. They are non-uniform mixtures.

Answer 6

Chapter 3, Problem 12ST

Interpretation Introduction

(a)

Interpretation:

The categorization of an iron ore as an element, compound, homogeneous mixture, or heterogeneous mixture is to be done.

Concept introduction:

An element is defined as a substance which does not undergo further decomposition by a chemical reaction. On the other hand, the breaking of a compound can be done into elements by a chemical reaction as it is made up of two or more elements.

Homogeneous mixtures are the mixtures which have a definite proportion of components throughout the mixture. They exhibit the uniformity with respect to their components.

Heterogeneous mixtures are made up of different components with variation in the composition of components. They are non-uniform mixtures.

Answer 7

Chapter 3, Problem 12ST

Interpretation Introduction

(a)

Interpretation:

The categorization of an iron ore as an element, compound, homogeneous mixture, or heterogeneous mixture is to be done.

Concept introduction:

An element is defined as a substance which does not undergo further decomposition by a chemical reaction. On the other hand, the breaking of a compound can be done into elements by a chemical reaction as it is made up of two or more elements.

Homogeneous mixtures are the mixtures which have a definite proportion of components throughout the mixture. They exhibit the uniformity with respect to their components.

Heterogeneous mixtures are made up of different components with variation in the composition of components. They are non-uniform mixtures.

Answer 8

Interpretation Introduction

(b)

Interpretation:

The categorization of an iron oxide as an element, compound, homogeneous mixture, or heterogeneous mixture is to be done.

Concept introduction:

An element is defined as a substance which does not undergo further decomposition by a chemical reaction. On the other hand, the breaking of a compound can be done into elements by a chemical reaction as it is made up of two or more elements.

Homogeneous mixtures are the mixtures which have a definite proportion of components throughout the mixture. They exhibit the uniformity with respect to their components.

Heterogeneous mixtures are made up of different components with variation in the composition of components. They are non-uniform mixtures.

Answer 9

Interpretation Introduction

(b)

Interpretation:

The categorization of an iron oxide as an element, compound, homogeneous mixture, or heterogeneous mixture is to be done.

Concept introduction:

An element is defined as a substance which does not undergo further decomposition by a chemical reaction. On the other hand, the breaking of a compound can be done into elements by a chemical reaction as it is made up of two or more elements.

Homogeneous mixtures are the mixtures which have a definite proportion of components throughout the mixture. They exhibit the uniformity with respect to their components.

Heterogeneous mixtures are made up of different components with variation in the composition of components. They are non-uniform mixtures.

Answer 10

Interpretation Introduction

(c)

Interpretation:

The categorization of an iron metal as an element, compound, homogeneous mixture, or heterogeneous mixture is to be done.

Concept introduction:

An element is defined as a substance which does not undergo further decomposition by a chemical reaction. On the other hand, the breaking of a compound can be done into elements by a chemical reaction as it is made up of two or more elements.

Homogeneous mixtures are the mixtures which have a definite proportion of components throughout the mixture. They exhibit the uniformity with respect to their components.

Heterogeneous mixtures are made up of different components with variation in the composition of components. They are non-uniform mixtures.

Answer 11

Interpretation Introduction

(c)

Interpretation:

The categorization of an iron metal as an element, compound, homogeneous mixture, or heterogeneous mixture is to be done.

Concept introduction:

An element is defined as a substance which does not undergo further decomposition by a chemical reaction. On the other hand, the breaking of a compound can be done into elements by a chemical reaction as it is made up of two or more elements.

Homogeneous mixtures are the mixtures which have a definite proportion of components throughout the mixture. They exhibit the uniformity with respect to their components.

Heterogeneous mixtures are made up of different components with variation in the composition of components. They are non-uniform mixtures.

Answer 12

Interpretation Introduction

(d)

Interpretation:

The categorization of an iron alloy as an element, compound, homogeneous mixture, or heterogeneous mixture is to be done.

Concept introduction:

An element is defined as a substance which does not undergo further decomposition by a chemical reaction. On the other hand, the breaking of a compound can be done into elements by a chemical reaction as it is made up of two or more elements.

Homogeneous mixtures are the mixtures which have a definite proportion of components throughout the mixture. They exhibit the uniformity with respect to their components.

Heterogeneous mixtures are made up of different components with variation in the composition of components. They are non-uniform mixtures.

Answer 13

Interpretation Introduction

(d)

Interpretation:

The categorization of an iron alloy as an element, compound, homogeneous mixture, or heterogeneous mixture is to be done.

Concept introduction:

An element is defined as a substance which does not undergo further decomposition by a chemical reaction. On the other hand, the breaking of a compound can be done into elements by a chemical reaction as it is made up of two or more elements.

Homogeneous mixtures are the mixtures which have a definite proportion of components throughout the mixture. They exhibit the uniformity with respect to their components.

Heterogeneous mixtures are made up of different components with variation in the composition of components. They are non-uniform mixtures.

Answer 14

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Answer 15

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Answer 16

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Answer 17

Ch. 3 - Prob. 1CE Ch. 3 - Prob. 2CE Ch. 3 - Prob. 3CE Ch. 3 - Prob. 4CE Ch. 3 - Prob. 5CE Ch. 3 - Prob. 6CE Ch. 3 - Prob. 7CE Ch. 3 - Prob. 8CE Ch. 3 - Prob. 9CE Ch. 3 - Prob. 10CE

Solution Summary: The author explains that iron ore is a heterogeneous mixture. It is an inorganic compound as it is made up of iron and oxygen.

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