Answer:
The number of protons in it.
Explanation:
There are two properties that can be used to identify an element:
- the atomic number
- the number of protons in an atom.
The number of neutrons and number of electrons are frequently equal to the number of protons, but can vary depending on the atom in question
Answer:
Moving the bodies closer together increased the gravitational attraction and decreased the orbital period.
Explanation:
edmentum
The half-life of a radioisotope is the amon the symbol 42He, the subscript 2 is the mass number for helium and the superscript 4 is the atomic number for helium.
The answer for this one is A
Answer:
D-Vacuole
Explanation:
The vacuole performs many functions such as storing water, nutrients,and wastes and it also plays a major role in the structure of the plant