A science class did an experiment in which two substances were mixed. After 15 minutes, everything looks the same, but the students noticed an odor coming from the experiment. What does this likely indicate?

a.) a liquid was formed.

b.) a temperature change occurred

c.) a chemical reaction occurred

D.) a physical change occurred

Question

Layla

Chemistry

25 August, 06:56

A science class did an experiment in which two substances were mixed. After 15 minutes, everything looks the same, but the students noticed an odor coming from the experiment. What does this likely indicate?

a.) a liquid was formed.

b.) a temperature change occurred

c.) a chemical reaction occurred

D.) a physical change occurred

+5

Answers (2)

Know the Answer?

Abbigail Barr · Answer 1

chemical reaction

Explanation:

nothing changed with the appearance of how it looks

Martha Walls · Answer 2

C a chemical reaction formed

Explanation:

if something changes smell and nothing else it is a chemical reaction, every other answer does not make sense