the molecular mass of the saponins as 1078 Da for ginsenoside Rb2 的意思?

molecular mass markers何解 the empirical forumla of a compound is no2,its molecular mass is 92g/mol.what is its molecular formula? The lower the molecular mass of gas ,the faster it will diffuse .的中文翻译 the molecular mass of the saponins as 1078 Da for ginsenoside Rb2 的意思? 克分子量 单位是什么gram molecular mass Mass和Molecular Weight具体区别? the empirical forumla of a compound is no2,its molecular mass is 92g/mol.what is its molecular formula?help me do this! the molecular logic of THE MASS the mass 英语翻译the weight average molecular weightthe number average molecular weight 英语翻译好像是很复杂的物理题解答……不知道该怎么组织句子……The square root of the average molecular density coefficient times the inverse radial entropic mass.请指教……万分感谢 the mass 什么意思? 翻译“the mass-era ” 求The Mass歌词 The Mass 意义 .Welcome to the mass the mass 中文歌词