In chemistry, concentration refers to the amount of a substance in a defined space. Another definition is that concentration is the ratio ofsolutein a solution to eithersolventor totalsolution. Concentration is usually expressed in terms ofmassper unitvolume. However, the solute concentration may al...
What does the woman mean A.The chemistry class.B.The English class.C.The chemistry and English classes.相关知识点: 试题来源: 解析 B [解析] 女士问这里是否是英语教室,男士回答说这里是理化实验室,可见女士寻找的是B。故本题答案为B。[听力原文]W: Is this the English class M: It is the ...
what does it matter t what does it matter what does this mean i what else could i wri what flour does yun t what good are mites what good is a love a what hmm what i do need is a d what i mean to say what i neeo to do what i should have sa what im tryna say what if ...
In the chemistry experiment, a precipitate formed. What does this mean? A. A gas was released. B. A solid formed in the liquid. C. The liquid changed color. D. The temperature increased. 相关知识点: 试题来源: 解析 B。解析:有沉淀形成意味着液体中有固体形成。选项 A 有气体释放 ...
What does the woman mean? A. She does not like chemistry. B. She has not got a partner. C. She is worried about her lab. D. 听下面5段对话或者独白。每段对话或者独白后有几个小题,从题中所给的A、B、C三个选项里面选出最正确选项,并标在试卷的相应位置。听每段对话或者独白前,你将有...
adoes not mean I do not want youyou 不意味我不想要youyou [translate] aVision,I love you more than I love me. 视觉,我爱你更多比I爱我。 [translate] aMy hobby is My hobby is [translate] aLittle information 一点信息 [translate] a他们正在屋里说话吗 In their room is speaking [translate]...
She might be delayed in class.结果一 题目 What does the woman mean?[A]She might be late for her chemistry class.[B]___[C]She might ride her bike to theclass. 答案 She might be delayed inclass.相关推荐 1What does the woman mean?[A]She might be late for her chemistry class.[B]...
What does sec mean in organic chemistry?Secondary carbon atoms:Secondary carbon atoms will be discussed. In addition, the abbreviation seen for secondary carbon atoms will be addressed.Answer and Explanation: Become a Study.com member to unlock this answer! Create your account View this answer ...
What does the woman mean? (She isn't good at chemistry. / She has just moved here. / She doesn't know where the chemistry teacher is.)相关知识点: 试题来源: 解析 She doesn't know where the chemistry teacher is. 原文: M: Excuse me. Where can I find our chemistry teacher in t...
Quality assurance in analytical chemistry - what does it mean?Mundschenk, H.ACCREDITATION AND QUALITY ASSURANCE