Physics, 22.01.2020 11:31, jjmarie612
Reggie and charlotte are baking oatmeal cookies. they dip the baked cookies in melted chocolate. the chocolate cools to form a hardened coating. reggie argues the entire chocolate-covered cookie has undergone a chemical change. charlotte disagrees, saying only the original oatmeal cookie has undergone a chemical change, not the chocolate coating.
who is correct?
a: reggie, because baking and melting cause bonds to be broken, leading to a chemical change.
b: reggie, because objects that are heated always undergo chemical changes.
c: charlotte, because melting objects only sometimes cause a chemical change.
d: charlotte, because baking causes a chemical change, but melting objects is a non-chemical change.
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Reggie and charlotte are baking oatmeal cookies. they dip the baked cookies in melted chocolate. the...
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