What is a stirring rod used for? A. Cutting solids B. Stirring liquids C. Measuring length D. Holding chemicals 相关知识点: 试题来源: 解析 B。选项 A“Cutting solids”是切割固体,搅拌棒不能切割固体。选项 B“Stirring liquids”是搅拌液体,这是搅拌棒的用途。选项 C“Measuring length”是测量长度...
What can be used to stir liquids? A. Spoon B. Stirring rod C. Chopsticks D. Pencil 相关知识点: 试题来源: 解析 B。“Spoon”是勺子;“Stirring rod”是搅拌棒;“Chopsticks”是筷子;“Pencil”是铅笔。正确答案是 B,搅拌棒专门用于搅拌液体。涉及词汇有 spoon、stirring rod、chopsticks、pencil,语法...
What tool is used to stir a solution? A. stirring rod B. spatula C. dropper D. clamp 相关知识点: 试题来源: 解析 A。A 选项 stirring rod 是搅拌棒,用于搅拌溶液;B 选项 spatula 是药匙;C 选项 dropper 是滴管;D 选项 clamp 是夹子。
What is used to stir liquids? A. Spatula B. Stirring rod C. Balance D. Barometer 相关知识点: 试题来源: 解析 B。A 选项 spatula 是刮刀,不是用来搅拌液体的;B 选项 stirring rod 是搅拌棒,可以搅拌液体;C 选项 balance 是天平,不能搅拌液体;D 选项 barometer 是气压计,不能搅拌液体。
What instrument is used to stir solutions? A. stirring rod B. spatula C. pipette D. tweezers 相关知识点: 试题来源: 解析 A。stirring rod 是搅拌棒,用于搅拌溶液。spatula 是药匙;pipette 是移液管;tweezers 是镊子,都不是用来搅拌的。反馈 收藏 ...
When you mix two substances together using a stirring rod, what are you doing? A. Stirring B. Shaking C. Turning D. Rotating 相关知识点: 试题来源: 解析 A。用搅拌棒把两种物质混合在一起是 Stirring。B 选项 Shaking 是摇动;C 选项 Turning 是转动;D 选项 Rotating 是旋转。反馈 收藏 ...
Test tube brush = It is used to clean the test tube. Droper = It is used for adding the solution drop by drop. Magnifying glass = It is used for viewing the minute objects. Filter paper = It is used for separating the liquid and the precipitate. Stirring rod Premium Laboratory ...
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What is the importance of a stirring rod in qualitative analysis? A stirring rod isused for mixing liquids, or solids and liquids. Stir rods are used as part of proper laboratory technique when decanting supernatants because the contact helps to negate the adhesion between the side of the glass...