Question

30 cm scale has one end broken .The mark at the broken end is 3.8 cm .How would you use it to measure the length of your pencil​

Answer 1

Answer:

A Lewis electron dot diagram (or electron dot diagram or a Lewis diagram or a Lewis structure) is a representation of the valence electrons of an atom that uses dots around the symbol of the element. The number of dots equals the number of valence electrons in the atom.

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