Referring to Q6, 7 and Q8, and calculate the stirrer speed.(Given: Np� – McqOptions

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1.	Referring to Q6, 7 and Q8, and calculate the stirrer speed.(Given: Np’ = 5)
A.	80.5 rpm
B.	85.0 rpm
C.	85.5 rpm
D.	80.0 rpm
Answer» D.

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