Question

does milk will show tydnall effect ?
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Answer 1

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ʏᴇs, ᴍɪʟᴋ sʜᴏᴡs ᴛʏɴᴅᴀʟʟ ᴇғғᴇᴄᴛ. ᴛʜɪs ɪs ʙᴇᴄᴀᴜsᴇ ᴄᴏʟʟᴏɪᴅs ʜᴀᴠᴇ sᴜsᴘᴇɴsɪᴏɴ ᴏғ sᴍᴀʟʟ ᴘᴀʀᴛɪᴄʟᴇs, ғʀᴏᴍ 1 – 1000 ɴᴀɴᴏᴍᴇᴛʀᴇs ɪɴ sɪᴢᴇ ᴡʜɪᴄʜ ᴄᴀɴ sᴄᴀᴛᴛᴇʀ ʟɪɢʜᴛ ғᴀʟʟɪɴɢ ᴏɴ ᴛʜᴇᴍ, ᴀ ᴘʜᴇɴᴏᴍᴇɴᴏɴ ᴄᴀʟʟᴇᴅ ᴀs ᴛʏɴᴅᴀʟʟ ᴇғғᴇᴄᴛ. 

Answer 2

Explanation:

This is because colloids have suspension of small particles, from 1 – 1000 nanometres in size which can scatter light falling on them, a phenomenon called asTyndall effect. 

that's why milk show tyndall effect as they are colloids