What is the atomic number of an atom? Question 3 options:

the number of protons

the number protons and neutrons

the number of neutrons

the number of electrons and neutrons

What is the solubility of substance?

Identify one disadvantage to each of the following models of electron configuration: -dot structures -arrow and line diagrams -written electron configurations type in your answer below. (answer) -dot structures do not show the distribution of electrons in orbitals and take up a lot of space. -arrow and line diagrams take up a lot of space and make it difficult to count electrons. -written configurations make it easy to lose count of electrons and do not show the distribution of electrons in orbitals.

How many grams of phosphorus are contained in 5.09 moles of phosphorus?