D. melting ice on roads and sidewalks, i think
The number of protons in the nucleus of the atom is equal to the atomic number. So the number of atomic number is equal to the number of protons. hope it helped (:
Answer:
5.954×10^23
Explanation:
mm=303.33 g/mol
mole=m/mm
=150/303.33
=0.4945
times by avagadros number=6.02×10^23
=2.977 ×10^23
×2 gold components
=5.954×10^23
It is a watery fluid called <span>cerebrospinal fluid. Answer C :)
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