200 3
PE
(kJ)
150
6
100
9
50
Reaction pathway
He claims that the AH will be - 100kJ and the reaction is exothermic. Is his claim
correct? If not, find the errors and fix them to give the correct answer. Make sure to
show ALL work and give explanations.

Which statement correctly describes the phosphate ion, ? it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge on the phosphorus atom. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge on the phosphorus atom.