What could the fourth quantum number of 3p^3 electron be? I will mark brainliest

Can someone me with questions 12 and 13 plz.

Read the claim. breakfast is an important meal. it jump starts the body’s process of using calories to break down food. appetite can decrease with age, but going too long without eating causes metabolism to slow down. current research shows that incorporating legumes such as lentils and chickpeas into meals boosts metabolism for twenty-four hours. who might benefit from this claim? people who have a fast metabolism stores that sell exercise equipment people who take vitamin supplements grocery stores that sell legumes

Calculate the mass of 0.750 mol of the following substance. na3po4.