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Tutor profile: Samuel F.

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Samuel F.
STEM tutor - 5 years experience
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Questions

Subject: Chemistry

TutorMe
Question:

Why does the water (H2O) have a higher boiling point than the hydrogen sulfide (H2S)?

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Samuel F.
Answer:

Because the water forms inter molecular bonds called hydrogen bonds, with are stronger than the bonds made by the hydrogen sulfide, which are dipole-dipole.

Subject: Calculus

TutorMe
Question:

Why doesn't the function f (x) = |x²| have a first derivative?

Inactive
Samuel F.
Answer:

Because the function has a corner, or in other words, it is not a smooth function.

Subject: Chemical Engineering

TutorMe
Question:

Which type of reactor is better to study the kinetics of a reaction?

Inactive
Samuel F.
Answer:

A batch reactor would be more appropriate, if the initial concentrations of the reactants are known. The changes in concentration must be monitored

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