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25-05-2017
Chemistry

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Na + Cl2 → 2NaCl The equation is ? because the number of ? atoms is ? on both sides of the arrow.

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25-05-2017

Na + Cl2 → 2NaCl

The equation is unbalanced because the number of sodium atoms is unequal on both sides of the arrow.
this is a balanced equation

2Na + Cl2 → 2NaCl

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