Which substance can not be broken down by a chemical change?
- Mayya Alocci
- Oct 17
- 1 min read
Regents Chemistry Exam August 2025 Question 13
13 Which substance can not be broken down by a chemical change?
(1) manganese
(2) ethene
(3) propanal
(4) water
Solution:
Elements can not be broken down by a chemical change. All element names can be found in Table S on the Reference Table. Choice 1, manganese, is an element and is the correct answer.
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