9. Which of the following salt solutions is the most concentrated? * a. 20 grams of salt dissolved in 100 ml of water b. 30 grams of salt dissolved in 100 ml of water O c. 40 grams of salt dissolved in 100 ml of water O d. 50 grams of salt dissolved in 200 ml of water
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Answer:
B. 30 Grams of salt dissolved in 100 ml of water