Reaction mechanism?

Question

Please tell me the mechanism of following reactions:
1)CH3-CH2-CH2-CH3--->CH4+CH3-CH=CH2
2)CH4+ HNO3-------->CH3-NO2+H2O

Answer 1

Please divide up the question (use spaces). Nobody can read the question. In the meanwhile, i recommend just reading your books again (and again and again and....) until you understand how to do it yourself.