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Which is an example of substances reacting chemically? a. Paper being cut into small pieces b. Chocolate melting in a pan c. Flour and sugar mixed together in a bowl d. Iron and oxygen forming rust
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2 votes
Which is an example of substances reacting chemically?

a. Paper being cut into small pieces
b. Chocolate melting in a pan
c. Flour and sugar mixed together in a bowl
d. Iron and oxygen forming rust

User Nedra
by
4.1k points

2 Answers

3 votes

Answer:

D

Step-by-step explanation:

Iron and Oxygen forming rust is a chemical reaction. It creates something new and it changes its chemical formula. Both signs of a Chemical Reaction

User Greatmajestics
by
3.8k points
5 votes

Answer:

D

Step-by-step explanation:

Iron and oxygen forming rust.

User Animesh Jena
by
4.2k points
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