Question

Q17. Atomic radius is expressed in O atomic mass no. O nanometer O avogadro's no. ​

Answer 1

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Answer 2

Answer:

Explanation:

Hydrogen atom

Atomic radius  = 53 pm

atomic mass no = 1

nanometer = 486.3 nm,

Avogadro's no. ​= Avogadro's Number is the number of atoms, molecules, or other objects that makes up one mole of a substance. For example 6.022 x 1023 hydrogen atoms represent one mole of hydrogen