Answer: the answer is B!
Explanation:
S and p’s are valence electrons and if added, there is 7 in total !
Answer:
potassium contains both Ionic and covalent bonds
Boiling water, steam from a cup of tea and ice melting
Answer:
Protons and neutrons
Explanation:
The particles to forms the nucleus of an atom are the protons and neutrons of the atoms.
These materials are located in the tiny nucleus and contributes the most mass of the atom.
- Protons are the positively charged particles in an atom
- Neutrons do not carry any charges.
- Sum of the protons and neutrons gives the mass number of the atom.
I believe doctors use (3) Co-60 to treat ILWs. Uranium and Carbon are not used, and a different isotope of lead is used to be attached to monoclonal antibodies.
