Give two examples for the following:
1)Substances which sublime
2)Noble gas
3)Impure substances
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Answered by
1
- Naphthalene, Camphor, Dry ice etc.
- helium, neon, argon, krypton, xenon etc.
- elements, mixtures of compounds.
Answered by
0
Answer: i know only evolution of gas
Explanation:zn+H2SO4------>znSO4+H2
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