Which of the following is an example of a chemical change?

Question

Quizplus · Accepted Answer

Barbecuing a steak involves the chemical reaction of the proteins in the meat changing through the process of heat and combustion, which results in a different flavor and texture than the raw meat. A chemical change involves the formation of new substances with different properties, which is what occurs during the cooking of a steak. A, B, and D are physical changes because they do not involve the formation of new substances, but rather a change in the state or shape of the original substance.

Which of the Following Is an Example of a Chemical