Water wet the utensil but mercury not why?
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Explanation:
When liquid water is confined in a tube, its surface (meniscus) has a concave shape because water wets the surface and creeps up the side. Mercury does not wet glass - the cohesive forces within the drops are stronger than the adhesive forces between the drops and glass.
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ᴡʜᴇɴ ʟɪǫᴜɪᴅ ᴡᴀᴛᴇʀ ɪs ᴄᴏɴғɪɴᴇᴅ ɪɴ ᴀ ᴛᴜʙᴇ, ɪᴛs sᴜʀғᴀᴄᴇ (ᴍᴇɴɪsᴄᴜs) ʜᴀs ᴀ ᴄᴏɴᴄᴀᴠᴇ sʜᴀᴘᴇ ʙᴇᴄᴀᴜsᴇ ᴡᴀᴛᴇʀ ᴡᴇᴛs ᴛʜᴇ sᴜʀғᴀᴄᴇ ᴀɴᴅ ᴄʀᴇᴇᴘs ᴜᴘ ᴛʜᴇ sɪᴅᴇ. ᴍᴇʀᴄᴜʀʏ ᴅᴏᴇs ɴᴏᴛ ᴡᴇᴛ ɢʟᴀss - ᴛʜᴇ ᴄᴏʜᴇsɪᴠᴇ ғᴏʀᴄᴇs ᴡɪᴛʜɪɴ ᴛʜᴇ ᴅʀᴏᴘs ᴀʀᴇ sᴛʀᴏɴɢᴇʀ ᴛʜᴀɴ ᴛʜᴇ ᴀᴅʜᴇsɪᴠᴇ ғᴏʀᴄᴇs ʙᴇᴛᴡᴇᴇɴ ᴛʜᴇ ᴅʀᴏᴘs ᴀɴᴅ ɢʟᴀss.
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