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Express each of the following in standard form: The mass of a proton in gram is 16731000000000000000000000000000 - Mathematics

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Question

Express the following in standard form:

The mass of a proton in gram is `1673/1000000000000000000000000000`

Sum

Solution

Given, mass of a proton in gram = `1673/1000000000000000000000000000`

Standard form = `1673/10^27`   ...`[because a^-m = 1/a^m]`

= 1673 × 10–27 g  

= 1.673 × 10–27 × 103 g

= 1.673 × 10–27 + 3   ...[∵ am × an = (a)m + n]

= 1.673 × 10–24 g

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Chapter 8: Exponents and Powers - Exercise [Page 259]

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NCERT Exemplar Mathematics [English] Class 8
Chapter 8 Exponents and Powers
Exercise | Q 115. (a) | Page 259

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