Question

Which of the following is NOT a clue that a chemical change has occurred? * 1 point Sugar turns blackish-brown as it is heated. Baking soda and vinegar fizz when they are mixed. Sugar produces a caramel odor when it is heated. Steam is produced when water is heated.

Answer 1

The answer is Steam is produced when water is heated. The color does not change, a precipice is not formed, and the odor does not change!