解析 B。“volumetric flask”是容量瓶,用于精确测量液体体积;“measuring cup”是量杯,精度不如容量瓶;“conical flask”是锥形瓶;“round-bottom flask”是圆底烧瓶。要精确测量液体体积应使用容量瓶,所以选择 B 选项。A 选项量杯测量不够精确,C、D 选项的锥形瓶和圆底烧瓶不是用于测量体积的。
Measuring cup with a view windowdoi:USD440501 S1Dorion, KarenDorion, ChristopherUSUSD440501 May 15, 2000 Apr 17, 2001 L&P Property Management Company Measuring cup with a view window
A brand of cough syrup comes with a measuring cup attached so that customers can measure the proper dosage. A consultant has pointed out that this cup is unnecessary, since most customers have measuring cups at home. Since the cups increase the cost of packaging the cough syrup and reduce th...
The measuring cup can measure the volume of ___. A. a book B. an apple C. water D. a car 相关知识点: 试题来源: 解析 C。解析:量杯可以测量水的体积。A 选项 a book 是书;B 选项 an apple 是苹果;D 选项 a car 是汽车,都不能用量杯测量体积。反馈...
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1. Diagram 1 shows a measuring instrument to measure mass of a cup.2030 40 50 60 70 80 90 100g0100200300 400 500g Immm1!m0 12 34 5 6 7 8 9 10g XDiagram 1(a) Name the measuring instrument shown in Diagram 1.[1 mark](b) (i) X is a knob to prevent an error. Name the err...
A measuring cup contains 1/5 of a cup of orange juice.It is then filled to the 1 cup mark with a mixture that contains equal amounts of orange,grapefruit,and pineapple juices.What fraction of the final mixture is orange juice? 相关知识点: 试题来源: 解析 The mixture is 1 - 1/5...
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Little girl in chef hat and apron with flour in measuring cup. Hands of little girl in red headband bake apple pie. Child puts flour in measuring cup. Kid cooking food. Top view Little dark-haired girl 3 years old in headband bakes apple pie in kitchen. Child puts flour in measuring cu...
A measuring cup contains 1/5 of a cup of orange juice.It is then filled to the 1 cup mark with a mixture that contains equal amounts of orange,grapefruit,and pineapple juices.What fraction of the final mixture is orange juice?