NCERT Class XI Chemistry Some Basic Concepts of Chemistry Solutions

Question : 27

Total: 36

Convert the following into basic units :
(i) 28.7 pm
(ii) 15.15 pm
(iii) 25365 mg

Solution:

(i) 28.7 × 10–12 m or 2.87 × 10–11 m
(ii) 15.15 × 10–12 m or 1.515 × 10–11 m
(iii) 25365 mg = 25365 × 10–6 kg [Since 1 mg = 10–6 kg]
= 2.5365 × 10–2 kg

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