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Option 3 : Ammonium chloride
- Ammonium chloride can undergo sublimation.
- Sublimation is the change in the state of a substance from solid directly to a gas without passing through the liquid phase.
- Sublimation is the decomposition of Ammonium chloride (NH4Cl) to form ammonia and hydrogen chloride gases.
- Ammonium chloride appears to sublime while heating, however, decomposes into ammonia and hydrogen chloride gas.
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