Engine Operational
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Q34

REVIEWNATpage 10holdREVIEW_MISSING_SOLUTIONP3UNREVIEWED
type=NAT · page=10 · marks=1 · content_conf=0.7999999999999999 · math_conf=1

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Oil is extracted from mustard seeds having 20 wt% oil and 80 wt% solids, using hexane as a solvent. After extraction, the hexane-free residual cake contains 1 wt% oil. Assuming negligible dissolution of cake in hexane, the percentage oil recovery in hexane is _________ % (rounded off to the nearest integer). (1 Mark)

Options

none

Answer

(95 to 97)

Solution

(none)

Why review

Category: REVIEW_MISSING_SOLUTION · Priority: P3 · Disposition: source_limitation

No Sol. marker in the question block (source limitation).

Suggested action: hold_for_missing_source_solution

Human review

state=UNREVIEWED · resolution= · trust=UNRESOLVED · WAVE-12 priority=P3
Review actions

Writes a viewer overlay only. Never converts verification REVIEW into automatic PASS.

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Dimensions

  • structureREVIEW
  • question_textPASS
  • optionsPASS
  • answerPASS
  • solutionREVIEW
  • mathPASS
  • cross_entityPASS

Issues

  • missing_solution
  • solution_absent