1. Basically, when is glass stoppered buret used? ______________________________ ____________________________________________________________________ When is rubber stoppered buret used? ____________________________________ ________________________________________________________________________________________________________________________________________      When is a PTFE buret used?

Q: A student would like to calculate the density of a metallic solid. The solid was massed on a…

A: Since you have posted multiple questions, we will provide the solution only to the first question as…

Q: write an essay explaining bonding in water cohesion.

A: Cohesion means how much molecules like to stick to itself. For water molecule there operate very…

Q: Ionic resins come in two types: Group of answer choices hot and cold granular and liquid anion and…

A: Ionic  exchange resins are the resins that acts as a medium for ion exchange.

Q: In terms of chemical protective clothing, what is the difference between penetration and permeation?…

A: To answer difference between penetration and permeation

Q: The ultimate and most abundant natural source of energy is the __________.

A: Basic concept of energy of natural resources.

Q: How to collect main batch of crystals using vacuum filtration (Set-up, things to remember) • Why use…

A: Solution 1) Vacuum filtration is employed primarily to gather a desired solid, as an example, the…

Q: Water and ethanol, although they are both clear liquids, can be distinguished from each other by…

A: Water and ethanol have different properties like ethanol ignite easily in presence of oxygen and…

Q: ermosetting polymer

A:

Q: Name the result of applying a coating over items that have not been properly dried of surface…

A: We are to discuss what happens when coating is applied on wet surfaces.

Q: Which material will have higher resistance to creep? A. Polycrystalline B. Single crystal Material A…

A:

Q: The process of heat softening, molding and cooling to rigidness can be repeated for which plastics?…

A: Thermoplastics are plastic polymers that soften when they are heated, allowing for molding, and…

Q: Which type of belt is most suitable for synchronous (non-slip) applications? a) Flat belt b) V-belt…

A: The correct answer is:c) Toothed belt Explanation:Toothed Belts:- Design: Toothed belts have teeth…

Q: What additive may lower the electrical resistance in a plastics?

A: Additives are the chemicals which are added to the polymers to modify its various properties. There…