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Tutor profile: Alene P.

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Alene P.
Biology, Chemistry, and Spanish tutor
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Questions

Subject: Chemistry

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Question:

The Great Salt Lake is the largest Salt water lake in America. Would you expect the freezing point to be lower or higher than the freezing point of a typical freshwater lake?

Inactive
Alene P.
Answer:

The Great Salt Lake would freeze at a lower temperature than a freshwater lake because of the salt content in it. Salt is an ionic compound and according to freezing point depression, will have a lower freezing point.

Subject: Basic Chemistry

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Question:

How many electron shells are available for an atom of phosphorous?

Inactive
Alene P.
Answer:

3 electron shells

Subject: Biology

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Question:

What are are the main differences between cells that go through mitosis versus cells that undergo meiosis?

Inactive
Alene P.
Answer:

Cells that divide via mitosis are somatic cells. The daughter cells produced are genetically identical to the parent cells and are diploid (2n). Two cells are produced through mitosis. In contrast, meiosis creates 4 genetically different daughter cells and are haploid (n).

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