what are the statements
the objects have the same charge.
5 structural isomers
the isomers are:
n-exane : ch3ch2ch2ch2ch2ch3
2-methylpentane : ch3ch(ch3)ch2ch2ch3
3-methylpentane : ch3ch2ch(ch3)ch2ch3
2,3-dimethylbutane : (ch3)2chch(ch3)2
2,2-dimethylbutane : (ch3)3cch2ch3