Question

Write the write the precautions used in the experiment to verify the law of chemical combination

Answer 1

tell the method bro then

Answer 2

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$\huge{\red{Hello...frd}}$

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$<b>♦♦♦1♦♦♦.When u r setting up the apparatus, and while taking the first reading of the total mass of apparatus and reactants, u should take that the barium chloride solution in the ignition tube does not spill and mix with the sodium sulphate solution in the conical flask. ♦♦♦2. ♦♦♦The spring balance should be held vertical while taking measurements$

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$\bf{By-RakeshPatel}$

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