Chemistry, 12.03.2020 05:38 amxndaboogie
Celina has a water sample that’s contaminated with salt and microorganisms. Which method should she use to purify the water A.
distillation
B.
filtration
C.
osmosis
D.
reverse osmosis
Answers: 3
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Sodium sulfate dissolves as follows: na2so4(s) → 2na+(aq) + so42- (aq). how many moles of na2so4 are required to make 1.0 l of solution in which the na concentration is 0.10 m?
Answers: 2
Chemistry, 22.06.2019 19:00
Which is the solubility product expression for caf2(s)?  [ca2+]/[f–]2  [ca2+][f2–]  [ca]+[f]2  [ca2+][f–]2
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Animals that reproduce sexually either do it through external or internal fertilization. read the following statement and decide if it is true or false. birds reproduce through external reproduction which is because the female will then be able to protect the egg.
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Celina has a water sample that’s contaminated with salt and microorganisms. Which method should she...
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