28. After 3 substances are mixed, an odor emits a. chemical change b. physical change c. thermal energy is used a do

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asked Aug 8, 2021 125k views

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Yu Jinyan · Answer 1 · 2021-08-12T09:38:29+0000

Answer:

a. chemical change

Step-by-step explanation:

A chemical change can cause an odor, however a physical change cannot, and the use of thermal energy will only make an object colder, not give it an odor.

28. After 3 substances are mixed, an odor emits a. chemical change b. physical change c. thermal energy is used a do

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28. After 3 substances are mixed, an odor emits a. chemical change b. physical change c. thermal energy is used a do​

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28. After 3 substances are mixed, an odor emits a. chemical change b. physical change c. thermal energy is used a do