百度试题 题目Salt water is a mixture, both the salt and the water___separate compounds. 盐水是混合物,盐和水都是单独的化合物。(“分词”作状语)相关知识点: 试题来源: 解析 remaining 反馈 收藏
Salt water is a/an ___. A. element B. compound C. mixture D. solution 相关知识点: 试题来源: 解析 D。盐水是溶液。选项 A“element”是元素;选项 B“compound”是化合物;选项 C“mixture”是混合物,盐水严格来说是溶液;选项 D“solution”是溶液。反馈...
百度试题 结果1 题目(2)This is a mixturewater and salt.这是一种由水和盐构成的混合物。 相关知识点: 试题来源: 解析 consisting of/made up of∴CN 反馈 收藏
Salt, Air, Water, Alum, Sugar Solution Answer: Air Two matters do not combine with chemically called mixture. Air is the mixture of gases like N2, O2, H2. Alum is an addition compound (pure) (K2SO4. Al2(SO4)3.24H2O). Salt is a compound, (pure). Chemical formula of common sal...
A. adding water to dissolve the salt B. filtering the mixture C. evaporating the water D. weighing the mixture 相关知识点: 试题来源: 解析 D。解析:在分离盐和沙的混合物实验中,通常第一步是称量混合物,这样可以得到混合物的初始质量等数据。A选项加水溶解盐不是第一步;B选项过滤混合物是在溶解之后...
In a mixture, the ratio of salt to water is 0.25 : 1. If there is 1 liter of water, how much salt is there? A. 0.25 liters B. 0.5 liters C. 0.75 liters D. 1 liter 相关知识点: 试题来源: 解析 A。比例为 0.25 : 1,1 升水对应的盐就是 0.25 升。
salt (PCr; cat. P7936), pyruvic acid sodium salt (cat. P4562) and sodium tetraphenylboron (TPB−; cat. T4125) were purchased from Sigma-Aldrich (St Louis, MO, USA). The oligomycin compound is a mixture of three oligomycins (A, B and C, where oligomycin A represents approximately ...
The invention pertains to a food product that is suitable for heat processing, which comprises a mixture of calcium salts of a first and a second anion or a calcium double salt having a first and a second anion, which mixture of calcium salts or which calcium double salt has a solubility ...
Potatoes cut into thin strips and deep fried. There is a delicious salt mixture. isolated on a white background,站酷海洛,一站式正版视觉内容平台,站酷旗下品牌.授权内容包含正版商业图片、艺术插画、矢量、视频、音乐素材、字体等,已先后为阿里巴巴、京东、亚马逊、
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