When a substance undergoes a chemical reaction, which of the following will NOT change? (Select all that apply)?
- Jim MoorLv 72 weeks ago
Chemistry has to do with the reactions of electrons, no mass is changed. So answer (4) only.
Physics delves into nuclear processes where mass can change (E=mc²)
- 3 weeks ago
none of the above
- LônLv 73 weeks ago
- JazSincLv 73 weeks ago
Your teacher probably wants
which I suppose would be true if you're keeping things in a closed system, hey.
You should probably go with Roger the Mole's answer. I am so old I've forgotten everything I learned in college.
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- Roger the MoleLv 73 weeks ago
4. Mass .
- Anonymous3 weeks ago
I believe that the mass doesn’t change.