(a)
Interpretation:
Relative
Concept Introduction:
Alloys are formed from combination of metal with other elements. It retains the properties of metal but affects their crystalline structure. Examples of alloys are stainless steel, brass, bronze, and white gold.
(a)

Answer to Problem 3I.7E
Alloy has 2.8 atoms of copper per nickel atoms.
Explanation of Solution
Alloy has
Expression to determine number of atoms present in given mass of element is as follows:
Substitute
Substitute
Number of
Hence alloy has 2.8 atoms of copper per nickel atoms.
(b)
Interpretation:
Relative number of atoms of each element in alloy with
Concept Introduction:
Refer to part (a).
(b)

Answer to Problem 3I.7E
Alloy has 15 atoms of
Explanation of Solution
Alloy has
Expression to determine number of atoms present in given mass of element is as follows:
Substitute
Substitute
Substitute
Divide equation (2) by (3) to determine number of
Divide equation (4) by (3) to determine number of
Hence alloy has 15 atoms of
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Chapter 3 Solutions
ACHIEVE/CHEMICAL PRINCIPLES ACCESS 2TERM
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