Solid carbon dioxide (CO2), also known as dry
ice, changes into a gas at room temperature. An
image of this change can be seen below.
Is this an example of a physical change? Why
or why not?
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Ответ:
shiii ion even know like i cant even tell u tha
Explanation:
bro 2 of my bruddas got locked up 2 days ago one of em got shot before the cops took him
Ответ:
yes
Explanation:
yes because the ice changes forms physically and can be changed back. not 100% sure tho
Ответ:
carboxyl group (COOH) and amines
Explanation: