Answer: true
sound waves need particles to move through
Answer:
Expert Verified
Explanation:
For short duration: ... When excess of carbon dioxide gas is passed through lime water then the white precipitate calcium carbonate formed first dissolves due to the formation of a soluble salt calcium hydrogen carbonate (Ca(HCO3)2, and the Solution becomes clear again
CaVa=CbVb
2xV=1X25
V=25/2
V=12.5ML
Gaining of electrons is reduction and loss of electrons is oxidation.
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