Question

4. A tank in a water purification unit in which alum is added to water and left undisturbed.
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Answer 1

Answers :

Oɴ ᴄᴏɴᴛᴀᴄᴛ ᴡɪᴛʜ ᴛʜᴇ ᴡᴀᴛᴇʀ, ᴛʜᴇ ʟɪQᴜɪᴅ ᴀʟᴜᴍ ꜰᴏʀᴍꜱ ᴀ ꜰʟᴜꜰꜰʏ ᴀʟᴜᴍɪɴᴜᴍ ʜʏᴅʀᴏxɪᴅᴇ ᴘʀᴇᴄɪᴘɪᴛᴀᴛᴇ ᴄᴀʟʟᴇᴅ ꜰʟᴏᴄ. ᴀʟᴜᴍɪɴᴜᴍ ʜʏᴅʀᴏxɪᴅᴇ (ᴛʜᴇ ᴘʀɪɴᴄɪᴘʟᴇ ɪɴɢʀᴇᴅɪᴇɴᴛ ᴏꜰ ᴄᴏᴍᴍᴏɴ ᴀɴᴛᴀᴄɪᴅꜱ ꜱᴜᴄʜ ᴀꜱ ᴍᴀᴀʟᴏx) ʙɪɴᴅꜱ ᴡɪᴛʜ ᴛʜᴇ ᴘʜᴏꜱᴘʜᴏʀᴜꜱ ᴛᴏ ꜰᴏʀᴍ ᴀɴ ᴀʟᴜᴍɪɴᴜᴍ ᴘʜᴏꜱᴘʜᴀᴛᴇ ᴄᴏᴍᴘᴏᴜɴᴅ.