Questions


October 2022 1 2 Report
_________11. For an aquarium to maintain a salt concentration similar to ocean,
it must contain 50 grams sodium chloride per 100 grams of water.
What is the Given in the problem *
a.Solute: 50 grams solvent: 150 grams
b.Solute: 50 grams solvent: 100 grams
_________12. For an aquarium to maintain a salt concentration similar to ocean,
it must contain 50 grams sodium chloride per 100 grams of water.
What is percent by mass? *
a. 50%
b. 33.33%
_________13. Calculate the percent by mass of 4.35 grams of sugar dissolved in 105 grams of water. In this problem what is required? *
a. percent by volume
b. percent by mass

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