Question

define exothermic change ????​

Answer 1

$\huge\red{\boxed{\mathscr{♡Solution}}}$

ᴡʜᴇɴ ᴀ ᴄʜᴇᴍɪᴄᴀʟ ᴄʜᴀɴɢᴇ ᴛᴀᴋᴇs ᴘʟᴀᴄᴇ ᴡɪᴛʜ ᴛʜᴇ ʟɪʙᴇʀᴀᴛɪᴏɴ ᴏғ ʜᴇᴀᴛ ᴇɴᴇʀɢʏ, ᴛʜᴇ ᴄʜᴀɴɢᴇ ɪs sᴀɪᴅ ᴛᴏ ʙᴇ ᴇxᴏᴛʜᴇʀᴍɪᴄ.

$\huge{\green{\underline{\red{\mathscr{CoттoɴCαɴdy࿐}}}}}$

Answer 2

$\huge\boxed{\fcolorbox{black}{pink}{ꪖꪀร᭙ꫀɾ}}$

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❑ ᴅᴇғɪɴᴇ ᴇxᴏᴛʜᴇʀᴍɪᴄ ᴄʜᴀɴɢᴇ ?

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❥ ᴀ ᴄʜᴇᴍɪᴄᴀʟ ʀᴇᴀᴄᴛɪᴏɴ ɪɴ ᴡʜɪᴄʜ ʜᴇᴀᴛ ɪs ɢɪᴠᴇɴ ᴏᴜᴛ ɪs ᴄᴀʟʟᴇᴅ ᴀɴ ᴇxᴏᴛʜᴇʀᴍɪᴄ ʀᴇᴀᴄᴛɪᴏɴ. ɪᴛ ᴄᴀᴜsᴇs ᴀ ʀɪsᴇ ɪɴ ᴛᴇᴍᴘᴇʀᴀᴛᴜʀᴇ. ʀᴇsᴘɪʀᴀᴛɪᴏɴ, ʀᴜsᴛɪɴɢ, ʙᴜʀɴɪɴɢ ᴏғ ᴄᴏᴀʟ, ᴘᴇᴛʀᴏʟ ᴀɴᴅ ᴋᴇʀᴏsᴇɴᴇ ᴀʀᴇ sᴏᴍᴇ ᴄᴏᴍᴍᴏɴ ᴇxᴀᴍᴘʟᴇs ᴏғ ᴇxᴏᴛʜᴇʀᴍɪᴄ ʀᴇᴀᴄᴛɪᴏɴs.

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$\huge\purple{\mid{\fbox{\tt{ρяєcıσυsтσηє}}\mid}}$