Answer:
Hydrogen
Explanation:
Hydrogen, most abundant in the universe, is the chemical element with atomic number 1, and an atomic mass of 1.00794 amu, the lightest of all known elements. It exists as a diatomic gas (H2).
Answer:
It would require 80 g of NaOH .
Explanation:
Answer:
Magma
Explanation:
Magma is part of molten rock at mid-ocean ridges.
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