2
B C
C10H14 C10H16 C
D C=C
D D
9 ( )
A
B
C a
D ab
D
A A B
B C a
C D D D
10 26 (NA=6.02214076 10
23mol-1) 2019 5
20
A6.0g SiO2 SiO 0.4 NA
B25 pH13 NaOH OH 0.1 NA
C100.0g 46% 0.5 NA
D11.2LCl 2 Cl2Cl -HClO ClO - 0.5NA
A
A SiO2 4 A B
B C C D