1 ----
1 ( )
A NA 6.021023 mol 1
B O2O3
C 0.5 mol Na 2SO
4 Na
6.021023
D
2 ( )
A1 mol H 2O 18 gmol1 B CH4 16 g
C3.011023 SO
2 32 g
D1 mol 6.021023
3 ( )
A0.3 mol O 20.3 mol H 2O B 0.1 mol H 2SO
43.6 g H 2O
C0.1 mol MgSO47H2O0.1 mol C 12H22O11( )
D6.021023 CO
20.1 mol KMnO4
4 1.2041024 H2
( )
A 1 mol O 2 ( ) B 4 mol H
C 16 g CH4 H
D 2 NAH2SO4 H
5 NA ( )
A2.4 g 0. 1 N
A
B2 g NA
C3.011023 2 NA
D17 g 10 NA
64 20 1 mL 1 (NA
)( )
A20 N
ABNA/360 C 9 N
A/10 D360/NA
720 g A 14 g B 8.8 g C 3.6 g D 0.2 mol
E E ( )
A100 g/mol B108 g/mol C 55 g/mol D96 g/mol
