You burn 6 grams of carbon in plenty of air:
b.. is the correct one explanation: covalent bonds form as valence electrons are shared between two atoms. lewis structures and structural formulas are common ways of showing the covalent bonding in organic molecules. formal charge describes the changes in the number of valence electrons as an atom becomes bonded into a molecule.
the mantle explanation: earth is divided into three layers: the crust or the outermost layer on which we live; the underlying, middle layer – the mantle – and the core (the innermost layer of earth).
it means there are 3 atoms of oxygen
the answer is na (sodium)
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