Interpretation:
The difference between physical quantity and a number has to be given.
Concept Introduction:
Physical quantity: It can be quantified that is it can be measured using numbers, for example physical quantities are mass, amount of substance, length, time, temperature,
Measurements: There are seven base unites in the
Number: It is arithmetical value, expressed by word, symbol or figure representing a particular quantity and used counting and making calculation.
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Fundamentals of General, Organic, and Biological Chemistry (8th Edition)
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