The model below shows a carbide ion What could be done to change this carbide ion to a
neutral carbon atom?
O remove 2 electrons
O add 2 electrons
O remove 4 electrons
o add 4 electrons
= +1
= 0
O = -1

Ifound this on google “laws of chemical combination. it states that matter can neither be created nor destroyed. it stated that a given compound always contains exactly the same proportion of elements by weight.” i hope this you for what your looking for.

about what?
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