When we add barium chloride solution to sodium sulphate solution in a closed conical flask we observe a chemical change has taken place.will the mass of the flask also change give reasons for your answer?
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No because the only way the mass of the flask can change is when the mass of reactants is more which is not possible as in a chemical reaction the mass of reactants is always equal to mass of products.
Regards,
Adithiya
Regards,
Adithiya
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