Answer:
you have two answers here, and they are 87.7 or 87.66. either should work.
Answer:
no.of protons =no.of electrons = atomic number
vascular plants. plants that have TUBELIKE STRUCTURES that carry water, nutrients, and other substances throughout the plant have xylem and phloem true roots stems and leaves.
Answer:
Cold air sinks. So by heating the cold air at the bottom it is more efficient and creates an updraft and circulates the air better than if it were heated at the top.
Answer:
Yes
Explanation:
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