physical changes and chemical changes
Answers
Answer:
Physical changes only change the appearance of a substance, not its chemical composition. Chemical changes cause a substance to change into an entirely substance with a new chemical formula. Chemical changes are also known as chemical reactions.
Explanation:
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Answer:
ᴘʜʏsɪᴄᴀʟ ᴄʜᴀɴɢᴇ
ᴘʜʏsɪᴄᴀʟ ᴄʜᴀɴɢᴇs ᴀʀᴇ ᴄʜᴀɴɢᴇs ᴀғғᴇᴄᴛɪɴɢ ᴛʜᴇ ғᴏʀᴍ ᴏғ ᴀ ᴄʜᴇᴍɪᴄᴀʟ sᴜʙsᴛᴀɴᴄᴇ, ʙᴜᴛ ɴᴏᴛ ɪᴛs ᴄʜᴇᴍɪᴄᴀʟ ᴄᴏᴍᴘᴏsɪᴛɪᴏɴ. ᴘʜʏsɪᴄᴀʟ ᴄʜᴀɴɢᴇs ᴀʀᴇ ᴜsᴇᴅ ᴛᴏ sᴇᴘᴀʀᴀᴛᴇ ᴍɪxᴛᴜʀᴇs ɪɴᴛᴏ ᴛʜᴇɪʀ ᴄᴏᴍᴘᴏɴᴇɴᴛ ᴄᴏᴍᴘᴏᴜɴᴅs, ʙᴜᴛ ᴄᴀɴ ɴᴏᴛ ᴜsᴜᴀʟʟʏ ʙᴇ ᴜsᴇᴅ ᴛᴏ sᴇᴘᴀʀᴀᴛᴇ ᴄᴏᴍᴘᴏᴜɴᴅs ɪɴᴛᴏ ᴄʜᴇᴍɪᴄᴀʟ ᴇʟᴇᴍᴇɴᴛs ᴏʀ sɪᴍᴘʟᴇʀ ᴄᴏᴍᴘᴏᴜɴᴅs
ᴄʜᴇᴍɪᴄᴀʟ ᴄʜᴀɴɢᴇ
ᴀ ᴄʜᴇᴍɪᴄᴀʟ ᴄʜᴀɴɢᴇ ʜᴀᴘᴘᴇɴs ᴡʜᴇɴ ᴏɴᴇ ᴄʜᴇᴍɪᴄᴀʟ sᴜʙsᴛᴀɴᴄᴇ ɪs ᴛʀᴀɴsғᴏʀᴍᴇᴅ ɪɴᴛᴏ ᴏɴᴇ ᴏʀ ᴍᴏʀᴇ ᴅɪғғᴇʀᴇɴᴛ sᴜʙsᴛᴀɴᴄᴇs, sᴜᴄʜ ᴀs ᴡʜᴇɴ ɪʀᴏɴ ʙᴇᴄᴏᴍᴇs ʀᴜsᴛ. ᴄʜᴇᴍɪᴄᴀʟ ᴄʜᴀɴɢᴇs ᴏᴄᴄᴜʀ ᴛʜʀᴏᴜɢʜ ᴛʜᴇ ᴘʀᴏᴄᴇss ᴏғ ᴄʜᴇᴍɪᴄᴀʟ ʀᴇᴀᴄᴛɪᴏɴs, ᴀɴᴅ ᴛʜᴇ ʀᴇsᴜʟᴛɪɴɢ sᴜʙsᴛᴀɴᴄᴇs ʜᴀᴠᴇ ᴅɪғғᴇʀᴇɴᴛ ᴘʀᴏᴘᴇʀᴛɪᴇs ʙᴇᴄᴀᴜsᴇ ᴛʜᴇɪʀ ᴀᴛᴏᴍs ᴀɴᴅ ᴍᴏʟᴇᴄᴜʟᴇs ᴀʀᴇ ᴀʀʀᴀɴɢᴇᴅ ᴅɪғғᴇʀᴇɴᴛʟʏ.