The color of Mn2+ ion in estimation of iron 2 permanganometry is purple.
10
They are identified in the cavity bb U.S. Pat. 4.512.577and 4.621.813
Fe 2+ is Ferrous Fe 3+ is Ferric
Gee i dont know blue and green .... no no in all seriousness its orange and white
Zn(s) → Zn2+(aq) + 2e- and Fe3+(aq) + e- → Fe2+(aq)
79
The copper will appear on the surface of the nail, so it will be different in colour-it'll be like copper.
86 + 40 = 126
6.3 + 1.5 = 7.8
9.
It is 3+3+4 = 10.
20 + 60 = 80
8 + 10 = 18
50*7 = 350
10
Red and green
99 to 10