Why does the water in tanks and ponds not freeze in winter ?
What is an alloy ?
What is the min constitutes of haematite ore?
Explain the Stable configuration?
What is Atomic weight?
Explain acid gas?
What is the unit of conductance?
What is the difference between gas and vapour?
it is possible that the air dissolves in any solvent?
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Why is acetic acid added?
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