Answer:
A process that involves rearrangement of the molecular or ionic structure of a substance, as opposed to a change in physical form or a nuclear reaction.
Explanation:
There are 32 atoms
12 in hydrogen
4 in phosphorus
16 in oxygen
Negative tropism is the growth or movement of an organism away from a stimulus. A common example that can be used to explain negative tropism is the shoot of the plants that grow against gravity
Answer:
Cars pollute the Earth by releasing toxic pollutants from the burning gas.
Explanation:
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