20g of na2co3 is added to 80g of water
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Answer:
mass (total) =80g+20g=100g
mass(na2co3)=20g
% of na2co3=20/100*100=20%
Explanation:
answer =20 %
Answered by
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20 grams of Na2CO3 is added to 80 grams of water
- The 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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