Which of the following changes is reversible? - Practice (Bengali) - ObjectiveMcq

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Which of the following changes is reversible? - Practice (Bengali) - ObjectiveMcq

HomePracticeClass 9 ScienceChemistryWhich of the following changes is r...

Chemistry Class 9 ScienceMedium

Which of the following changes is reversible?

Correct Answer: A — Melting of wax

Explanation:

Melted wax solidifies again on cooling, making the change reversible.

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