第7题: [单项选择]表面活性剂分子缔合形成胶束的最低浓度为() A. HLB B. CMC C. Griffin D. MAC E. SDS 参考答案:B 答案解析:CMC是表面活性剂分子缔合形成的胶束的最低浓度即为临界胶束浓度。Griffin是表面活性剂分子中含亲水基的摩尔百分数被5所除值。最大增溶浓度(MAC)是表面活性剂用量为1g时增溶药物达到饱和的浓度。S
第28题: [填空题]This ______ (discover) of diamond came at time when there was a big demand. 参考答案:discovery 答案解析:[解析] 考点:词性转换。此处需要discover的名词形式:discovery。
[例句] For fear of discovery he changed his lodgings every