If you look at the periodic table you will see the atomic number (the smaller number) which is 3. that identifies how many protons there are. since the lithium is neutral that means there’s a same amount of electrons.
therefore there’s 3 electrons and 3 protons
Explanation:
The electrons in the outermost electron shell are responsible for forming chemical bonds. These electrons are also known as valence electrons
Answer: D
Explanation: You move the decimal back 4 times.
You apply 40 newton’s because j and newton’s are the same i think.
maybe look up j to newton conversion