Question

In a reaction, 3g of barium chloride reacted with 6 g of sodium sulphate. The
products were 4 g of barium sulphate, 5 g sodium chloride. Show that these
observations are in agreement with the law of conservation of mass.​

Answer 1

Explanation:

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=>In a reaction, 3g of barium chloride reacted with 6 g of sodium sulphate. The products were 4 g of barium sulphate, 5 g sodium chloride. Show that these observations are in agreement with the law of conservation of mass.

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=> The total mass of the reactants is equal to the total mass of products.

$\sf{BaCl2+Na {}^{2} SO4 →BaSO4 +2NaCl}$