Question

Most physical changes are reversible. Give reasons with two examples.

Answer 1

Answer:

In general a physical change is reversible using physical means. For example, salt dissolved in water can be recovered by allowing the water to evaporate. Melting: Melting is when solid converts into a liquid after heating. Example of melting is turning of ice into water.Oct 26, 2010 mark me as brainliest

Answer 2

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Gɪᴠᴇ ʏᴏᴜʀ ᴄᴏᴍᴍᴇɴᴛ ᴏɴ "Mᴏsᴛ ᴘʜʏsɪᴄᴀʟ ᴄʜᴀɴɢᴇs ᴀʀᴇ ʀᴇᴠᴇʀsɪʙʟᴇ".

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╰❥Iɴ ᴘʜʏsɪᴄᴀʟ ᴄʜᴀɴɢᴇs ɴᴏ ɴᴇᴡ ᴘʀᴏᴅᴜᴄᴛ ɪs ғᴏʀᴍᴇᴅ. Sᴏ ᴛʜᴇsᴇ ᴄʜᴀɴɢᴇs ᴄᴀɴ ʙᴇ ʀᴇᴠᴇʀsᴇᴅ ᴇᴀsɪʟʏ. Tʜᴜs ᴍᴏsᴛ ᴘʜʏsɪᴄᴀʟ ᴄʜᴀɴɢᴇs ᴀʀᴇ ʀᴇᴠᴇʀsɪʙʟᴇ.

• Dɪssᴏʟᴜᴛɪᴏɴ ᴏғ sᴜɢᴀʀ ɪɴ ᴡᴀᴛᴇʀ ɪs ᴀ ᴘʜʏsɪᴄᴀʟ ᴄʜᴀɴɢᴇ. Wᴇ ᴄᴀɴ ɢᴇᴛ ʙᴀᴄᴋ sᴜɢᴀʀ ᴀɴᴅ ᴡᴀᴛᴇʀ ʙʏ ᴇᴠᴀᴘᴏʀᴀᴛɪᴏɴ.
• Fʀᴇᴇᴢɪɴɢ ᴏғ ɪᴄᴇ ғʀᴏᴍ ᴡᴀᴛᴇʀ ɪs ᴀ ᴘʜʏsɪᴄᴀʟ ᴄʜᴀɴɢᴇ. Oɴ ᴍᴇʟᴛɪɴɢ ɪᴄᴇ ᴡᴇ ɢᴇᴛ ʙᴀᴄᴋ ᴡᴀᴛᴇʀ ᴀɢᴀɪɴ.

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