1) Which material is used for making CD'S?
2) Why water is liquid at room temperature?
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1) Which material is used for making CD'S?
2) Why water is liquid at room temperature?
No spam plz dear
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Answer:
1) Polycarbonate Plastic
2) This is because of the tiny, weak hydrogen bonds which, in their billions, hold water molecules together for small fractions of a second. Water molecules are constantly on the move.
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