Answer:
A. Carbon and oxygen are chemically bonded in it.
Explanation:
I saw someone with the exact question and they said A so yea ♥
Answer:
P4 + 5O2 → P4O10
Explanation:
White Phosphorus - P4
Dioxygen - O2
Tetraphosphorus Decaoxide - P4O10
Answer:
A mixture is a combination of two or more substances in which the identities of substances are retained.
Explanation:
sorry if i'm wrong
Answer:
chemical and physical changes