Question

A chemical change occurs when which of the following is true

A) a substance is dissolved in water
B) you can separate the materials back to their original state
C) bibbles or fizz occur
D) light is reflected off the materials​

Answer 1

C) bubbles or fizz occurs

Step-by-step explanation:

Chem. Change:

-energy is absorbed or released (temperature changes-hotter or colder), color changes, Gas production (bubbling, fizzing, or odor change; smoke).

-Formation of a Precipitate - a solid that separates from solution (won't dissolve)

-Irreversibility - not easily reversed.