Sodium and chlorine combine to form table salt.

2Na(s) + Cl 2 (g) → 2NaCl(s)

Does this reaction obey the law of conservation of mass? How do you know?

Question

Sodium and chlorine combine to form table salt.  
 
 2Na(s) + Cl 2 (g) → 2NaCl(s) 
 
 Does this reaction obey the law of conservation of mass? How do you know?

Answer

no, because the states of the reactants and products are not all the same

Answer

no, because the coefficients for the reactants and products are different

Answer

yes, because sodium and chlorine bond together to form sodium chloride

Answer

yes, because the amounts of sodium and chlorine remain the same throughout the reaction

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Sodium and chlorine combine to form table salt. 2Na(s) + Cl 2 (g) → 2NaCl(s...

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