I don't know what you are asking but AC= Alternative current
V= Volt
The carbon atoms that will be
in the longest chain of 2, 2, 4 – trimethyl pentane is 5. There are 5 carbons
in the longest chain that forms a cross.
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Beta radiation / decay would likely occur when the ratio of protons to neutrons is below the band of stability.
2 Al+ 3 CuO-> 1 Al2O3+ 3Cu