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...
Answer to: In chemistry, what does Keq mean? By signing up, you'll get thousands of step-by-step solutions to your homework questions. You can also...
Topic: what does "CS" mean? (Read 11683 times) 0 Members and 2 Guests are viewing this topic. Ann1234 Regular Member Posts: 63 Mole Snacks: +4/-0 Gender: what does "CS" mean? « on: June 09, 2012, 05:18:57 PM »Hello,I have this problem from a general chemistry guide but...
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 ...
Noble gases have a full outer energy level and are inactive. These atoms are considered ___. (a) neutral (b) inert (c) an anion (d) a cation What does AMU stand for in chemistry? What does saturated mean in organic chemistry? Define...
In a chemistry class, we learn about H2O. What does “H2O” mean? A. Hydrogen Oxygen B. Hydrogen two Oxygen C. Hydrogen dioxide D. Water 相关知识点: 试题来源: 解析 D。H2O 是水的化学式,表示由两个氢原子和一个氧原子组成的水分子。选项 A、B 表述错误,选项 C 是二氧化氢,不是 H2O 的...
10.Whatdoestheunderlinedword“tangible”probably mean? A.Realistic. B.Creative. C.Challenging. D.Temporary. 11.Whatcanbeinferredfromtheresearchfindings? A.Peoplecangetsmartthroughlearning. B.Oneshouldnotdiscriminateotherraces. C.Peopledon?tenjoyequalrightsforeducation. D.Onecanlivelongerbygettingmoreeduca...
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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]...
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