6.7
H02-H5-H7-H8-H40
P26-P264-P270-P272-P27-P280-P02+P52-P05+P5+P8-P0-P62+P64-P-P50
077
质量 (g) = 浓度 (mol/L) × 体积 (L) × (g/mol)