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Osmosis is the selective passage of solvent molecules throug…

Osmosis is the selective passage of solvent molecules through a porous membrane from a more concentrated solution to a more dilute one.

Published February 13, 2026
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Since there are substances that dissolve endothermically, th…

Since there are substances that dissolve endothermically, then something else is involved in determining whether or not a substance will dissolve. What is this “something else”?

Published February 13, 2026
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The solubility of a solid always increases with increasing s…

The solubility of a solid always increases with increasing solvent temperature.

Published February 13, 2026
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If liquid bromine is cooled to form a solid, which type of s…

If liquid bromine is cooled to form a solid, which type of solid does it form?

Published February 13, 2026
Categorized as Uncategorized

What is the molarity of a 17.0% by mass solution of sodium a…

What is the molarity of a 17.0% by mass solution of sodium acetate, NaC2H3O2 (82.0 g/mol), in water? The density of the solution is 1.09 g/mL.

Published February 13, 2026
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Sanac Exam1 Ch10 Q9.jpg Above is the phase diagram for sulf…

Sanac Exam1 Ch10 Q9.jpg Above is the phase diagram for sulfur. Which phase is present at 100°C and 1 atm?  

Published February 13, 2026
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If a molecule at the surface of a liquid has enough kinetic…

If a molecule at the surface of a liquid has enough kinetic energy to escape the liquid phase and enter the gas phase, then which of the following terms is used to describe this phenomenon?

Published February 13, 2026
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Explain each of the four Types of Crystalline Solids (give a…

Explain each of the four Types of Crystalline Solids (give an example)

Published February 13, 2026
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Disinfection refers to a procedure in which germs are spread…

Disinfection refers to a procedure in which germs are spread across a surface area. (True/False)

Published February 13, 2026
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Inferential Statistics. Read the text and slides on the vari…

Inferential Statistics. Read the text and slides on the various types of inferential statistical analyses (some selected slides are included below). Watch the following video. https://www.youtube.com/watch?v=6E6pB5JFLgM  

Published February 13, 2026
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