Chemistry, 26.07.2020 20:01 tubakhan4833
1.- A solution is prepared by mixing 45 grams of NaCl with 135 grams of water. a) Determine the% mass / mass of the solution
DATA:
Solute:
Solvent:
Solution:
b) How many grams of NaCl are in 890 g of solution?
2.- Caffeine is an organic compound of the alkaloid family and we can find it in coffee and tea, among other plants. A coffee maker indicates on the product label than in one serving (one teaspoon) of dough 1.8 g of hay 0.07 g of caffeine. What is the percentage by mass of caffeine in soluble coffee?
DATA:
Solute:
Solvent:
Solution:
Answers: 2
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1.- A solution is prepared by mixing 45 grams of NaCl with 135 grams of water. a) Determine the% mas...
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