Needham, P.: Is water a mixture? Bridging the distinction between physical and chemical properties. Stud. Hist. Philos. Sci. 39, 66-77 (2008). doi:10.1016/j.shpsa.2007.11.005Needham, Paul. 2008a. Is water a mixture?—Bridging the distinction between physical and chemical properties. ...
百度试题 结果1 题目15. It's a mixture of water, flour and sugar.(mix) 相关知识点: 试题来源: 解析 答案见上III.15. mixture 由句意“这是水、面粉和糖的混合物” 与冠词a可知,空格处应该用名词形式mixture. 反馈 收藏
Is distilled water a substance or a mixture? Explain. substance:Substances are matters that are made up of specific compositions and have distinctive properties. Examples of substances are pure elements or compounds such as water.Answer and Explanation: ...
(a) Water (b) Air (c) Ammonia (d) Methane Mixtures In chemistry, a mixture is defined as the combination of two or more substances. The substances must retain their individual chemical identities in order for the combination to be considered a mixture. For example,...
This is a mixture ___ flour and water.made up consisting of consisted of making up of相关知识点: 试题来源: 解析 B 句意:这种混合物是由面粉和水混合而成。这里的是consist of意为“由……构成”,在本句中,consisting of充当的是后置定语,相当于定语从句which consists of。而如果使用同义短语make up...
LAKHMIR SINGH & MANJIT KAUR-IS MATTER AROUND US PURE -Exercise State whether the following statement is true or false: Milk is... 01:15 name three mixture found in nature . 01:13 which of the following is a mixture ? salt,Air,Water,Alum,sugar 02:11 Name one metal and non - metal...
【解析】【答案】D 【核心短语/词汇】mixture混合物;flour面粉 【翻译】它是由面粉和水组成的混合物。 【解析】该句is是谓语动词,该空应为非谓语动词 作后置定语。consist of是由...组成,固定搭配, 没有被动语态,故该空是现在分词。A是动词原形 形式,B是第三人称单数形式,C是consist with的 过去分词形式,...
A mixture is made by adding 25.0 mL of 0.10 M KOH (aq) to 25.0 mL of water. At 25 degrees C, what is its pH?pH of Solutions:We need to determine the pH of the KOH solution at 25 degrees Celsius. In order to determine the pH value of t...
Figure 1G shows images of a frozen salty droplet within a Hele-Shaw cell. The results show that concentrated brines exist in the crevices of ice dendrites, i.e., the frozen droplet is a mixture of ice and concentrated brine. The basic phase-change characteristics (e.g., ice crystal ...
题目4. This kind of food is a(mix) consisting of flour and water. 相关知识点: 试题来源: 解析 4.mixture意为:种食物 面粉和水混合而成的。 设 空处作表语,前有不定冠词a修饰,应填名词,表示“混合 物” 。 故填 mixture。 反馈 收藏