Question

How is the relative density of a liquid measured?
0. How is the density of a solid (insoluble in water) determined?​

Answer 1

Answer:

Hydrometer. The relative density of a liquid can be measured using a hydrometer. This consists of a bulb attached to a stalk of constant cross-sectional area, as shown in the adjacent diagram.

Answer 2

1. ᴛʜᴇ ʀᴇʟᴀᴛɪᴠᴇ ᴅᴇɴꜱɪᴛy ᴏꜰ ᴀ ʟɪqᴜɪᴅ ᴄᴀɴ ʙᴇ ᴍᴇᴀꜱᴜʀᴇᴅ ᴜꜱɪɴɢ ᴀ ʜyᴅʀᴏᴍᴇᴛᴇʀ. ᴛʜɪꜱ ᴄᴏɴꜱɪꜱᴛꜱ ᴏꜰ ᴀ ʙᴜʟʙ ᴀᴛᴛᴀᴄʜᴇᴅ ᴛᴏ ᴀ ꜱᴛᴀʟᴋ ᴏꜰ ᴄᴏɴꜱᴛᴀɴᴛ ᴄʀᴏꜱꜱ-ꜱᴇᴄᴛɪᴏɴᴀʟ ᴀʀᴇᴀ, ᴀꜱ ꜱʜᴏᴡɴ ɪɴ ᴛʜᴇ ᴀᴅᴊᴀᴄᴇɴᴛ ᴅɪᴀɢʀᴀᴍ.
2. ᴅᴇɴꜱɪᴛy ᴏꜰ ᴀ ʙᴏᴅy ɪᴍᴍᴇʀꜱᴇᴅ ɪɴ ᴡᴀᴛᴇʀ ᴄᴀɴ ʙᴇ ᴅᴇᴛᴇʀᴍɪɴᴇᴅ ʙy ᴜꜱɪɴɢ ᴀʀᴄʜɪᴍᴇᴅᴇꜱ ᴩʀɪɴᴄɪᴩᴀʟ. ɪᴛꜱ ᴅᴇɴꜱɪᴛy ᴡɪʟʟ ʙᴇ ɪᴛꜱ ᴍᴀꜱꜱ ᴅɪᴠɪᴅᴇᴅ ʙy ᴛʜᴇ ᴠᴏʟᴜᴍᴇ ᴏꜰ ʟɪqᴜɪᴅ ᴅɪꜱᴩʟᴀᴄᴇᴅ ʙy ɪᴛ.