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C4H8 - buten
M C4H8 = 12 * 4 + 1 * 8 = 48 + 8 = 56 u
% C = 48 / 56 * 100% = 86 %
% H = 8 / 56 * 100% = 14 %
odp ; sklad procentowy wegla wynosi 86 % a wodoru 14 % .
b) alkin
C4H6 - butyn ( butin )
M C4H6 = 12 * 4 + 6 * 1 = 48 + 6 = 54 u
% C = 48 / 54 * 100% = 89 %
% H = 6 / 54 * 100% = 11 %
odp; sklad % wegla wynosi 89 % a wodoru 11 % .
c) eten C2H4
M C2H4 = 12 * 2 + 1 * 4 = 24 + 4 = 28 u
% C = 24 / 28 * 100% = 86 %
% H = 4 / 28 * 100 % = 14 %
odp ; sklad procentowy wegla wynosi 86 % a wodoru 14 % ,