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Case 23 unit-check. A student checks the units in a calculation. Which decision keeps the method valid? Focus on why reaction may not completion because reversible in Percentage yield, not on a neighbouring Unit 4.3 idea.

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MCQ

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practice

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Topic

Yield and atom economy of chemical reactions (chemistry only)

Exam-style question

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Case 23 unit-check. A student checks the units in a calculation. Which decision keeps the method valid? Focus on why reaction may not completion because reversible in Percentage yield, not on a neighbouring Unit 4.3 idea.

  1. A.Case 23 unit-check: Keep the required unit linked to the quantity being calculated for why reaction may not completion because reversible
  2. B.Case 23 unit-check: Ignore the unit because the number is more important (Percentage yield)
  3. C.Case 23 unit-check: Swap dm3 and cm3 without converting the value (why reaction may not completion because reversible)
  4. D.Case 23 unit-check: Use grams, moles, and percentage signs interchangeably (Yield and atom economy of chemical reactions (chemistry only))

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