Answer:
The correct answer is "uranium-238".
Explanation:
Uranium-238, is the most abundant isotope of the element uranium. Uranium-238 has not enough nuclear force to balance electrostatic forces between protons, and as a result, it is a radioactive isotope and its losing energy because of the spontaneous breakdown of its atomic nucleus. Uranium-238 has a half-life of 4.5 billion years and is used as fuel in nuclear reactors as well as for dating purposes.
B. Regularates cell function
Answer:
An element
Explanation:
An element is a substance that cannot be broken down into another substance (by normal ways)
Since elements are only made of one type of atom, they can only be broken down into smaller forms of the same element.
Ionic is the answer. Hope this helps!
To provide closure to the lesson