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The unit of length convenint on the atom...

The unit of length convenint on the atomic scales is known as an angstrom and is denoted by `Å : 1 Å = 10^(-10)m`. The size of a hydrogen atom is about `0.5 Å` What is the totall atomic volume in `m^3` of a mole of hydrogen atoms?

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`~=3xx10^(-7) m^(3)`
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NCERT TAMIL-UNITS AND MEASUREMENT-EXERCISE
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  5. State the number of significant figures in 6.032 J .

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  6. State the number of significant figures in 6.032 J .

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