Science, asked by vaishnavi2312, 1 year ago

20 grams of Na2CO3 is added to 80 grams of water

Answers

Answered by sciencequeen50

1

Answer:

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Explanation:

sciencequeen50

Answered by AditiHegde

4

20 grams of Na2CO3 is added to 80 grams of water

Total mass of the given solution = mass of solute + mass of solvent
= mass of Na2CO3 + mass of H2O
= 80 g + 20 g = 100 g
mass of Na2CO3 = 20 g
Now, the percentage of Na2CO3 is given by,
% of Na2CO3 = 20/100 × 100 = 20 %

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