What is a burette used for? A. Measuring mass B. Measuring volume of liquid accurately C. Heating solids D. Stirring liquids 相关知识点: 试题来源: 解析 B。选项 A“Measuring mass”是测量质量,滴定管不能测量质量。选项 B“Measuring volume of liquid accurately”是准确测量液体体积,这是滴定管的...
A burette is used to dispense small volumes of liquid called aliquots, or sometimes gas, with high accuracy. It consists of a long glass tube with a valve at one end to control the flow of liquid. Burettes serve essentially the same purpose as a pipette. Volumetric burettes are manual in...
A volumetric pipette is a carefully graduated glass tube that is designed to suck up, measure, or transfer a quantity of liquid...
A hydrostatic test is one that measures the strength or structural integrity of pressurized containers that hold a liquid or gas...
What is the pH of rain? What is the pH of lemon juice? What is characteristic of the pre-Archean? What is pKa in biochemistry? What are the characteristics of a colloid? What is the function of acid burette? What is H3O? What are the characteristic of ornithischians? What are the fea...
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Manual titration, meaning titration using a glass burette, standardized titrant, sample, and color indicator, is still common because it is perceived as a low cost, relatively simple application. However, manual titration only yields accurate and reproducible titration results when performed by a techn...
What are the advantages and disadvantages of the following measuring devices? \\ *Burette *Mohr pipet *Volumetric pipet *Volumetric flask \\ Which is the most accurate and precise? Why is the reciprocal temperature 1/T calculated in units of K-1 instead of C-1?
aOne way of doing this is to connect the burner tube with a short length of tubing(about 7mm internal diameter)to a soap bubble flowmenter,such that the upward passage of a soap film meniscus in a glass tube of calibrated volume(e.g.a burette)over a known period of time gives an abso...