this is 1510
69 + 78 + 82 = 229
55 + 82 + 92 + 78 + 100 + 96 + 78 = 581
2 + 2 + 78 = 82
4+78=82-7=75
7.234
% rate = 4/78 * 100% = 5.13%
Range = 89 - 78 = 11
yes it should.
78
78
Lead (Pb) has 82 electrons in its neutral state. When Pb loses four electrons to become Pb^4+, it will have 78 electrons remaining.
78+78-:(85)/(78)+7,879=1405