What are pipeline slurry systems? How do they function?

Q: In the hydrometer method, why do we need to treat the soil sample with H2O2?

A: The hydrometer analysis is used to determine the particle size distribution of soil particles of…

Q: Write the principle behind the froth floatation process. What is the role of collectors in this…

A: Various processes are used for extraction of minerals. These minerals are very useful for…

Q: What is a rotameter? An orifice meter?

A: Rotameter - It is a form of variable area flow meter, used to measure the volumetric flow rate of…

Q: The ___________ color test is used to locate and characterize seminal stains.

A: The seminal stain has a yellowish-grey hue and resembles the shape of a counter map as seen with the…

Q: What are two characteristics of good recrystallization solvent for given compound

A: Recrystallization is the most important process to purify the non volatile solvent.

Q: Please help out with this lab safety question. Explain.

A: The mentioned set up on the bench top represent heating the hexane solution. During heat precautions…

Q: A sample of galena is contaminated with zinc blend. Name one chemical which can be used to…

A: ANSWER IS DISCUSSED BELOW :

Q: A supporting electrolyte is usually added to the analyte solution to minimize solution…

A: 1. SOLUTION - The correct option is (a) minimize solution resistance According to the question -…

Q: Describe what is chromatography?

A: Introduction: There are various methods to separate the mixtures like distillation, physical and…

Q: Distinguish between electrostatic and electrophoretic coating

A:

Q: How is recrystallization of an impure solid accomplished?

A: Recrystallization is a technique used for the purification of a solid from impurities.

Q: Write the Quality Control For the Chemical (Exfoliant) ? Please answer at your own words.

A:

Q: What are the applications of hplc?

A: High Performance liquid chromatography (HPLC) also known as High pressure liquid chromatography, is…

Q: What are the two most common types of secondarystructure?

A: The most common types of secondary structures are the α helix and the β pleated sheet.

Q: List five factors that affect the retention time.

A: Retention time is a measure of the time taken for a solute to pass through a chromatography column.…

Q: Flowchart example of Recrystallization

A: Recrystallization is one of the methods used for the purification of a sample. The basic principle…

Q: What Is Mass and Volumetric Flow Rate?

A: Mass flow measures the number of molecules in a flowing gas.

Q: What Is Scrubber?

A: Scrubber is an apparatus for removing impurities especially from gases. A Scrubber is a system that…

Q: Do you use the bulb to help dispense the liquid from the pipette? Why or why not?

A: A pipette is used to accurately dispense the exact amount of a small amount of liquid like 10.00 mL,…

Q: What interaction happens between a soda can and a charged PVC pipe. Explain.

A: A question to explain the interaction between a soda can and a charged PVC pipe.

Q: Explain how solvent trapping and cold trapping work in splitless injection.

A: In Gas chromatography both split and splitless injection takes place. Split injection is used when…

Q: What kind of samples can be analyzed by AFM? What are the applications of AFM?

A: Atomic Force Microscopy (AFM) is a powerful technique that can image virtually any type of surface,…

Q: What is catalytic Incinerator?

A: An incinerator is an important equipment of burning wastes. They are generally used to dangerous…

Q: Examples of this are solid particles and liquid droplets. * vocs SPM НAPS None of the above

A: Correct answer is SPM(suspended particulate matters) An aerosol is a suspension of fine solid…

Q: grams

A:

Q: What is the role of collectors in Froth Floatation process?

A: Various processes are used for extraction of minerals. These minerals are very useful for…

Q: What is reflux and what is it used for?

A: In a chemical reaction when vapor produced under heating will get condense and return back to the…

Q: What type of elution uses different proportions of solvent during separation process?

A: Elution is a process of separating one from a mixture by using eluent or solvent. By solvent…

Q: Which  statement is valid when the multiple extraction and single extraction  is compared.     The…

A: Single extraction is the extraction in which only single extraction is done hich is one step whereas…

Q: Draw a vacuum filtration setup and discuss possible advantages and disadvantages thereof

A: In vaccum filtration used apparatus  Buchner funnel, Arm flask stand, filter paper. Vaccum source,…

Q: What are relative advantages and disadvantages of organicsolvent,aqueous two-phase, and…

A: Most of the extractions carried out in laboratory for any analysis use organic solvents as these are…

Q: The density of detergents can be measured by . ? a. viscometer b. micromeritic C. ISE d. tensiometer

A: Density of detergent is measured by instrument given below

Q: . What is the difference between temporary and permanent hardness?

A: Difference between temporary and permanent hardness :

Q: How to increase storage and shelf life of ready to drink bottled sorghum porridge using stabilizers…

A: Polyethylene Terephthalates is one of the major that is used to increase the shelf life. UV rays it…

Q: There are no different between volumetric and graduated pipettes

A: false  there is a difference between between graduated pipette and volumetric pipette graduated…

Q: vacuum filtration uses suction to speed up the filtration process?

A: In the preparation of the organic or inorganic compound, the compound formed is a precipitate. The…

Q: Importance of Water Sampler

A: To observe and measure how water quality changes over time.

Q: Explain the fuctions of each part of the reflux set-up

A: Reflux setup consist of three parts -- 1) A heating system 2) a round flask 3) a condenser.  It is a…

Q: Create a flowchart for the procedures in the determination of water hardness.

A: A question based on determining the hardness of water, which is to be accomplished.

Q: What is the purpose of a guard column?

A: Two problems tend to shorten the lifetime of an analytical column. First, solutes binding…

Q: what are the important hazards to know in gravimetric analysis? (please include pictures)

A:

Q: Why is the pipette more precise than a burette when measuring?

A: Burettes are larger than a pipette, it has a stopcock at the bottom to control the release of…

Q: what is chromatography?

A: Chromatography is a method which helps to separate and analyze mixtures of compounds.

Q: heat stability of oil in cold water fish and warm water fish?

A: The temperature of the fish mainly depends upon the temperature of the water in which it lives…

Q: Volumetric pipettes are designed to deliver a precise amount of liquid, but only if you a. submerge…

A: A multiple choice question based on handling of pipette, which is to be accomplished.

Q: Mud filtration test to determine volume of filtrate and the ermeability of mud cake collected after…

A: Given that  Permeability of mud cake collected after 30 min

Q: Enumerate the differences between a serological and a volumetric pipette and enumerate the uses,…

A: The main difference between the volumetric and serological pipette is that The volumetric pipette…