What is the number of atoms of oxygen in 0.1 mol of CuSO4.5H2O?

Choose all the answers that apply. ionic compounds dissolve easily in water do not dissolve in water have low melting points have high melting points conduct electricity when melted

What are transitions between a liquid and a solid called? identify which way they are transitioning

An atom of sodium-23 (atomic number = 11) has a positive charge of +1. give this information, how many electrons does it have? how many proteins and neutrons does this atom have