What do you mean by significant figures?
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How much copper can be obtained from 100 g of copper sulphate (CuSO4)?
Copper obtained = 39.8 g
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Calculate the molecular masses of the following substances: (i) H2O (ii) CO2 (iii) CH4
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What do you mean by significant figures?
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Calculate the mass of sodium acetate (CH3COONa) required to make 500 mL of 0.375 M solution.
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How much copper can be obtained from 100 g of copper sulphate (CuSO4)?
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State the law of conservation of mass.
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This question belongs to the set "Class 11 Chemistry Chapter 1 Exercise Questions & Answers (NCERT)". Click below to read detailed notes and attempt the full quiz.
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