1st: 620 kJ/mol 2nd : 1048 kJ/mol
3rd : 9144 kJ/mol
4th : 18724 kJ/mol
5th : 24141 kJ/mol
6th : 30724 kJ/mol
7th : 38761 kJ/mol
8th : 47867 kJ/mol
9th : 59877 kJ/mol
Use the successive ionization energies for this unknown element to identify the family it
belongs to.

Which of the following is a physical property flammability heat of combustion solubility and toxicity

Astudent uses universal ph paper to find the ph of three solutions . solution a has a ph of 5 solution b has a ph of 11 and solution c has a ph of 7 identify which solution is acidic which solution is neutral and which solution is basic

The following questions a24 - a26 relate to 100 ml of 0.0150 m solution of benzoic acid (c6h3cooh). ka(c6h3cooh) = 6.4 x 10^-5. what is the ph of the solution after the addition of 1 x 10^-3 moles of naoh? you may assume no volume change to the solution upon addition of the naoh.