Concept explainers
(a)
Interpretation:
The number of significant digits in
Concept introduction:
All non-zero digits are significant digits. The significant digits are taken by counting the digits from left to right and starting from the first non zero digit. There are two rules that describes the counting of significant digits,
(1) Count the significant digits starting with the first non-zero digit.
(2) In significant digits placeholder zero will not be counted.
(b)
Interpretation:
The number of significant digits in
Concept introduction:
All non-zero digits are significant digits. The significant digits are taken by counting the digits from left to right and starting from the first non zero digit. There are two rules that describes the counting of significant digits,
(1) Count the significant digits starting with the first non-zero digit.
(2) In significant digits placeholder zero will not be counted.
(c)
Interpretation:
The number of significant digits in
Concept introduction:
All non-zero digits are significant digits. The significant digits are taken by counting the digits from left to right and starting from the first non zero digit. There are two rules that describes the counting of significant digits,
(1) Count the significant digits starting with the first non-zero digit.
(2) In significant digits placeholder zero will not be counted.
(d)
Interpretation:
The number of significant digits of
Concept introduction:
All non-zero digits are significant digits. The significant digits are taken by counting the digits from left to right and starting from the first non zero digit. There are two rules that describes the counting of significant digits,
(1) Count the significant digits starting with the first non-zero digit.
(2) In significant digits placeholder zero will not be counted.

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Chapter PSS Solutions
INTRODUCTORY CHEMISTRY
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