Saturday, April 16, 2022

Quizz unit 1

 

Which of the following are made from atoms?

1 comment:

  1. A chemical bond is a lasting attraction between atoms, ions or molecules that enables the formation of chemical compounds. The bond may result from the electrostatic force of attraction between oppositely charged ions as in ionic bonds or through the sharing of electrons as in covalent bonds.

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Brain use 100–130 grams of glucose per day

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