1.
C3H8 propanmasa : 44gmasa C: 36gmasa H: 8g C: 36/44 x 100%=81,8% H: 8/44 x 100%=18,2% 2. C3H8 12u x 3 + 8=44u 3. C11H24 C16H34
1.mC3H8=36u+8u=44u
44g C3H8-----100%36g C------------x%
x=81,8% C
44g C3H8-----100%8g H------------x%
x=18,2% H
2.CnH2n+2=44u
12n+2n+2=44
14n=42
n=3C3H8--PROPAN3.C11H24C16H34
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1.
C3H8 propan
masa : 44g
masa C: 36g
masa H: 8g
C:
36/44 x 100%=81,8%
H:
8/44 x 100%=18,2%
2.
C3H8
12u x 3 + 8=44u
3.
C11H24
C16H34
m= 3 * 12u + 8 * 1u= 36u + 8u = 44u
% C
100% - 44u
x - 36u
x = 36 * 100 / 44 = 3600 / 44 = 81,81 %
% H
100% - 81,81% = 18,19%
2.Jest to propan.
3. C₁₁H₂₄ i C₁₆H₃₄
1.
mC3H8=36u+8u=44u
44g C3H8-----100%
36g C------------x%
x=81,8% C
44g C3H8-----100%
8g H------------x%
x=18,2% H
2.
CnH2n+2=44u
12n+2n+2=44
14n=42
n=3
C3H8--PROPAN
3.
C11H24
C16H34