Podaj wzór sumaryczny i nazwę alkanu, którego masa cząsteczkowa wynosi 30 u, Mc = 12 u, Mh = 1 u.
2n + 2u = 30 u
14 u × n= 30 u - 2u
14 u × n = 28 u // :14 u
n = 2
C2 H 6 etan
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2n + 2u = 30 u
14 u × n= 30 u - 2u
14 u × n = 28 u // :14 u
n = 2
C2 H 6 etan