Question

examples of chemical reactions except __________. A. flowers wilting and turning from white to brown B. the heating element on a stove turning from black to orange C. bleach spilled on a shirt turning it from red to pink

Answer 1

ANSWER: B) The heating element on a stove turning from black to orange.

The reason being is that, its a physical reaction, the color changes but the chemical structure of the element stays the same. A's changing and breaking down on a molecular level, that's a chemical reaction. Bleach bonded with the clothing making it from red to pink.

Answer 2

The answer would be A. It wouldn't be B because the gasoline is a chemical which lights when caught with air. Bleach is a chemical that can clean and change the color of things. I don't exactly know how bleach does those things , but I do know the answer would be A.