Chemistry, 24.08.2019 01:30 danteyoungblood7

Hydrogen is a pure substance represented by the chemical symbol h. which of the following best describes hydrogen
a. hydrogen is a compound made of only one kind of atom.
b. hydrogen is a compound made of two or more kinds of atoms.
c. hydrogen is an element made of two or more kinds of atoms.
d. hydrogen is an element made of only one kind of atom.

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