5

1CO2H2O CHO CO2m(C)H2Om(H) m()m(C)m(H) m()m(C)m(H)

1( )ACHO123 BCH12C14 D

26.4 g8.8 g CO27.2 g H2O( )A B14C D

31 mol 9.5 mol AC3H8 BC4H10 CC5H12 DC6H14

lr

1. 1mol2.n n

:1A80%20%CaHb,(CaHb)n, n=M / (12a+b) (M,12a+b)

18031873 1832 1838

3323652

1H-NMR

1m mol C2H2n mol H2p mol C2H4CO2H2O A3m+nmol B C(3m+n+2p)mol D

220NaOH A.C3H8 B.C2H4 C.C2H6 D.C6H6

3. 120 A. CH4 B. C2H6 C. C2H4 D. C3H6

4.8.96CH4 COC2H6 ,,13.44CO2 ().C2H6 A.0.2 mol B.0.4 mol C.0.6 mol D.0.8 mol

6.C3H8O18O A.100 B.102 C .104 D.1067.60% A15.6% B26.7% C30% D8. ACH3 B.CH2 C.CH D.C2H5

9. 2.3gA0.1molCO22.7gH2O1.6 10.30.6g70.4g19.8g2.24L()153.0

11.80.2mol0.4molCO2COH2SO4H2SO410.8gCuO CuO3.2g17.6g(1)(2)?(3)(4)

122002109gC2H6C2H6C2H5C2H4 A B C D

13.6ABC2H4Br2A1HNMRA B1HNMR 14.6 C3H6O211321