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# Tutor profile: Mahtab W.

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Mahtab W.
Masters student in Chemical Engineering, Great at Math!
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## Questions

### Subject:Chemistry

TutorMe
Question:

Describe how to make 50 ml of a 75 mM Solution of KI

Inactive
Mahtab W.

in 50 ml water, add 0.62 g of KI and mix well

### Subject:Calculus

TutorMe
Question:

Find the derivative of y = x^2

Inactive
Mahtab W.

dy/dx = 2x

### Subject:Chemical Engineering

TutorMe
Question:

Consider the following liquid phase reaction: A + 2B  C + D The reaction is first order in A and first order in B. Use the given information to solve the problem. • FA0 = 1.8 kmol/m3 • FB0 = 6.6 kmol/m3 • R = 1.987 cal/mol*k • E = 11.273 cal/mol • At 188 C o k = 0.0017 m3/kmol*min A) Write the rate law for the rate of disappearance of A in terms of concentration. B) How would the rate law change for a batch reactor?

Inactive
Mahtab W.

A) -rA = kCaCb B) -rA = (kNaNb )/ (V^2)

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