Explanation:
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C) It contains the same number of electrons and protons.
Burning of oil,gases and coal are the antropogenic source of co2
Answer:
the first line
Explanation:
A rarefaction is a region in a longitudinal wave where the particles are furthest apart. ... The region where the medium is compressed is known as a compression and the region where the medium is spread out is known as a rarefaction.
use this picture as a reference: