7.
H02-H4-H
P260-P26-P264-P270-P27-P20-P0+P0+P-P0+P6+P-P04+P40-P0+P+P-P0-P6-P40+P2-P40-P0
GHS0
26
质量 (g) = 浓度 (mol/L) × 体积 (L) × (g/mol)