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FrozenT [24]
3 years ago
6

Answer pls ASAPPP 50 pointsss!!

Chemistry
2 answers:
Over [174]3 years ago
6 0

Answer:

One

Explanation:

 One Chemical changes-It was when he toasted the bread. The heat changed the bread so that it has the crust on the outside

amm18123 years ago
5 0

Answer:

There should only be one chemical reaction, this is because toasting the bread is not only using heat, but you cannot untoast the bread, and also theres a reaction with the amino acids and sugar in bread when it's cooked. I hope this helps you! :)

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