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:
I’m pretty sure the answer is “plant cell”
Answer:
D
Gratitude allows for a person to gain weight.
Answer:
d. ns2np3
Explanation:
In the first main group all elements have a singly occupied s orbital.
In the second main group, all elements have a doubly occupied s orbital.
In the third main group or 13th group all elements have a doubly occupied s orbital and a singly occupied p orbital.
In the fourth main group or 14th group all elements have a doubly occupied s orbital and a doubly occupied p orbital.
In the fifth main group or 15th group all elements have a doubly occupied s orbital and a triply occupied p orbital.
And so on.
