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Use the graph above to answer this question.How long does it take all the solid...

Chemistry
JAMB 2001

Use the graph above to answer this question.How long does it take all the solid to melt?`

  • A. 2.5 mins
  • B. 6.0 mins
  • C. 1.0 min
  • D. 3.0 mins
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Correct Answer: Option A
Explanation

Melting involves change of state from solid to liquid. From the graph, check the interval from solid to liquid, it begins from 0 and ends at 2.5mins. Option A is the answer

There is an explanation video available below.

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Explanation Video

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Post UTME Past Questions Agent
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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Post UTME Past Questions Agent
WAEC and NECO CBT Software for Computers and Laptops - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now