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2016-03-21T15:06:06+05:30

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copper because the molecules are tightly bonded
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2016-03-21T15:07:40+05:30

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The speed of sound in a metallic solid will be higher than that in a gas or liquid because the more tightly the atoms are packed, the easier it is for vibrations to pass between them.

Hence, the sound travels faster in copper as compared to water.
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