Why are scientific notations (exponential notations) used?

1.	Why are scientific notations (exponential notations) used?
Answer» A chemist has to deal with numbers as large as 602,200,000,000,000,000,000,000 for the molecules of 2 g of hydrogen gas or as small as 0.00000000000000000000000166 g. that is, mass of a H atom. To avoid the writing of so many zeros in mathematical operations, scientific notations i.e. exponential notations are used.

Answer»

A chemist has to deal with numbers as large as 602,200,000,000,000,000,000,000 for the molecules of 2 g of hydrogen gas or as small as 0.00000000000000000000000166 g. that is, mass of a H atom.

To avoid the writing of so many zeros in mathematical operations, scientific notations i.e. exponential notations are used.

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Why are scientific notations (exponential notations) used?

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