Question

which of the following actions would cause a chemical change? cracking open an egg, pouring an egg into a pan, frying an egg, mixing an egg

Explanation:

Chemical changes result in new substances. Frying an egg causes proteins in the egg to denature and new chemical compounds are formed due to heat - induced reactions. Cracking, pouring, and mixing are physical changes as they do not change the chemical composition of the egg.

Answer:

frying an egg