Answer:
1230
Explanation:
1.20×1025=1230 is your answer
Answer:
The correct answer to this question is C
Explanation:
Answer:
The answer is both molecule and an element
Hydrogen is the chemical element with the symbol H and atomic number 1. ... At standard conditions hydrogen is a gas of diatomic molecules having the formula H2. It is colorless, odorless, non-toxic, and highly combustible.
Explanation: