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प्रश्न
5.3 g of sodium carbonate and 6.0 g of acetic acid react to produce 2.2 g of carbon dioxide, 0.9 g of water, and 8.2 g of sodium acetate. Verify whether the law of conservation of mass is valid.
संख्यात्मक
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उत्तर
Total mass of reactantsz
= $$5.3,\mathrm{g} + 6.0,\mathrm{g} = 11.3,\mathrm{g}$$.
Total mass of products = $$2.2,\mathrm{g} + 0.9,\mathrm{g} + 8.2,\mathrm{g} = 11.3,\mathrm{g}$$.
Since the mass of reactants equals the mass of products, the law of conservation of mass is valid.
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