A. graduated cylinder B. pencil case C. textbook D. chair 相关知识点: 试题来源: 解析 A。量筒(graduated cylinder)可以用来测量液体体积。选项 B 铅笔盒(pencil case)是用来装文具的;选项 C 课本(textbook)是用来学习知识的;选项 D 椅子(chair)是用来坐的。反馈...
What is the main purpose of a graduated cylinder in an experiment? A. To measure temperature B. To measure volume C. To hold chemicals D. To mix substances 相关知识点: 试题来源: 解析 B。本题考查实验工具的用途。Graduated cylinder 量筒的主要用途是测量体积。反馈 收藏 ...
In an experiment, we measure the liquid with a graduated cylinder. After that, what do we usually do? A. Pour the liquid out. B. Mix it with other liquids. C. Record the measurement. D. Add more liquid. 相关知识点: 试题来源: ...
B. Hold it up high and look down. C. Read it at eye level. D. Guess the measurement. 相关知识点: 试题来源: 解析 C。解析:测量量筒中的液体时,应在平视的角度读数。A 选项从倾斜角度看会产生误差;B 选项举高往下看也不准确;D 选项猜测测量是错误的方法。反馈 收藏 ...
A graduated cylinder is a tall glass cylindrical container with a small diameter designed to measure the volume of liquid inside of it. There are tick... Learn more about this topic: Chemistry Lab Equipment | Names, Types & Uses from ...
What is a graduated cylinder? What is scientific empiricism? What is fractional flow theory? What did Henry Cavendish discover? What is a superconductor? What did Gottfried Leibniz do in 1679? What is Coriolis force? What is the law of repulsion?
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Question 1:A bowl has a capacity of 1 pint. How many ounces can it hold? Answer: 16 ounces Question 2:An above-ground pool can hold approximately 48,000 liters of water. How many centiliters is that? Question 3:About how much liquid can an average coffee mug hold? 2 hectoliters, ...
First, you'll need to gather the necessary equipment. You'll need a kitchen scale, a graduated cylinder or syringe, and some basic chemistry equipment such as gloves, goggles, and a pH meter. How to make a simple saline solution for ejuice (E-liquid News) 2023.09.12 E liquid (e jui...
While classical titration was performed by manually adding titrant using a tap with a graduated glass cylinder known as a burette, modern automated titration enables accurate, repeatable titrant addition and a more robust plot of potential vs. titrant volume. However, manual titration remains a main...