Q. In extract, the usage of solvent should be less.

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Q. Stages in the extractor are _______________

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Q. Extraction includes mixing alone.

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Q. Every stage of extractor act as mixer and settler in the extraction process.

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Q. Is the extraction is possible if a gas solvent is used for extracting solute from liquid mixture.

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Q. Find the pure solvent rate if the feed ( F= 100 kmol/hr) composition is 0.65 and mixture solute composition is 0.5.

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Q. Find the mixture composition of feed and pure solvent if the ratio of solvent to feed rate is 0.5 and the feed composition is 0.5.

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Q. The extraction compositions in equilibrium are represented by equilateral triangle whose coordinates are known as

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Q. The change of solubility by adding other component gives rise to binodal solubility curve.

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Q. The system becomes solutropic if the tie line inside the binodal solubility curves becomes_________

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Q. Separation is not possible at plait point.

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Q. The plait point is the ____ tie line of the binodal curve.

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Q. Find the Distribution coefficient if equilibrium solute concentration in extract is 0.75 and the solute concentration in Raffinate is 0.6.

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Q. The separation is possible if the solute concentration in both extract and raffinate are same.

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Q. __________ is the single stage device in extractor types.

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Q. Settler in the mixer settler is applicable for rapid agitation.

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Q. The substance to get mixed enters into the mixer through.

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Q. Line mixers are ________

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Q. The two liquids while mixing gets dispersed inside the mixer.

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Q. If the holding time is more in a mixer then _______ will be poor.

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