Concept explainers
(a)
Interpretation:
Whether the density increases, decreases or remains the same when a sample of chlorine gas is compressed is to be determined.
Concept introduction:
The density of the substance is defined as the mass per unit volume. It is represented by
The formula to calculate the density of the substance is as follows:
(b)
Interpretation:
Whether the density increases, decreases or remains the same when a lead weight is carried up a high mountain is to be determined.
Concept introduction:
The density of the substance is defined as the mass per unit volume. It is represented by
The formula to calculate the density of the substance is as follows:
(c)
Interpretation:
Whether the density increases, decreases or remains the same when a sample of water is frozen is to be determined.
Concept introduction:
The density of the substance is defined as the mass per unit volume. It is represented by
The formula to calculate the density of the substance is as follows:
(d)
Interpretation:
Whether the density increases, decreases or remains the same when an iron bar is cooled is to be determined.
Concept introduction:
The density of the substance is defined as the mass per unit volume. It is represented by
The formula to calculate the density of the substance is as follows:
(e)
Interpretation:
Whether the density increases, decreases or remains the same when a diamond is submerged in water is to be determined.
Concept introduction:
The density of the substance is defined as the mass per unit volume. It is represented by
The formula to calculate the density of the substance is as follows:
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Chemistry: The Molecular Nature of Matter and Change
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