Glass, baecase it dosent insulate, it just collects warmth or coldness.
Answer:
The third option "A molecule of a compound is composed of at least two types of atoms" is correct
Explanation:
This question isn't about molecules, it's about elements and compounds.
Elements are made of one and only one type of atoms, while compounds are made of more than one type of atoms.
(Molecules are just groups of atoms, it doesn't matter what they're made of)
I think it is d. Because the process is not reversible and it a chemical process
0 1 2 3
0 and 3 is 3
1 and 2 is 3
