Suppose you light a Bunsen burner and notice that the flame is very yellow and too short. To get a blue flame, you should Choose... - the Choose.. further. To increase the size of the flame, you should Choose. the Choose. further. Choose.. gas regulator air inlet

Q: definition of plastic and source and usage of plastic

A: Hydrocarbons: Polymers are essentially molecules that exist as very long chains. Most polymers are…

Q: 1 2.

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Q: A  ____ is a molecule which makes water coat a surface or dilute thick blood more readily.…

A: Solution:  In the question we have to answer that what makes the thick blood dilute.

Q: What are the major groups of additives used in formulating plastics?

A:

Q: Write down the flow chart of Hand molding process for the manufacturing of suppositories?  Please…

A: Answer -  Suppositories - Suppositories are generally made from solid ingredients and drugs which…

Q: When you see water sticking to glass this is mainly due to cohesion adhesion polarity specific heat…

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Q: What is a suspension, and how does it differ from acolloid?

A: A heterogeneous mixture of a finely distributed solid in a liquid is known as a suspension. In a…

Q: true or false A desirable solvent should be highly pure, commercially available, low viscosity and…

A: The given statement is " A desirable solvent should be highly pure, commercially available, low…

Q: Currently many plastics are made from non-renewable resources, what are some of the changes that…

A: Chlorinated plastic can release harmful chemicals into the surrounding soil, which can then seep…

Q: it is Intermolecular attraction between two permanent dipoles _________

A: The strongest type of intermolecular bond is hydrogen bonding. When a hydrogen atom is covalently…

Q: What is Bayer Test and why it used ? (With the equations)

A: Organic compounds containing only carbon (C) and hydrogen (H) are called hydrocarbons. They are…

Q: Give the name and use of the glassware below: Select the correct response(9): Crucible Tong May be…

A: An image of a glassware is given. We have to identify the name of the glassware and it's function…

Q: What are the alternatives to single-use plastics? Consider their viability from both an economic and…

A: Plastic are involved in our daily life. From use and throw to heavier uses.

Q: some clement D is 1.79 cal/gram. At -65 °C and 1 atm, (solid) and D(liquid) are 18.11 g/cm³ and…

A:

Q: This is the laboratory apparatus used for liquid-liquid extraction. Florence flask Volumetric flask…

A: For liquid liquid extraction is extraction of a particular compund from a solution with the help of…

Q: Simply explain each point, about how to overcome the plastic pollution.  Reduce, reuse, and recycle…

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Q: List the defects that make glassware unusable

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Q: Flammable liquids burn only when their vapor is mixed with air in the appropriate concentration.…

A: Question 3  Flammable liquids catches fire when their vapours are mixed with air.  Several…

Q: Compare fracture mechanisms between ductile metals and polymers

A: Ductile fracture is the most common room-temperature mechanism of failure in metals. We will reserve…

Q: Which of the following is NOT a common cause of belt failure? a) Misalignment b) Overloading c)…

A: Certainly! Let's examine each option in detail to understand why c). Proper tensionin is the correct…

Q: 70. Using the figure below: Identify the part of nos. 6 and 7 respectively in the set-up. 16…

A: Option C is correct answer, Nos.6 and nos. 7 water inlet and water outlet respectively.

Q: Defined the proper use of the following laboratory glassware: 1. Pipette 2. Volumetric flask 3.…

A: 1. Pipette: A pipette, also known as a chemical dropper. It is a glass or plastic tube used to…

Q: The first step in water treatment plant is chlorination to kills microorganisms screening to removes…

A: Correct option : Screening to remove large objects                               such as fish and…

Q: Can you fill the rest of the chart please using the definitions from the top

A: This chart is self explanatory for the given chemicals. No need to fill out these if there is blank…

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: (1) The final boiling points of gasoline, diesel, atmospheric gas oil (AGO), and lubricating oils…

A: Boiling point order of gasoline,diesel, AGO , lubricating oil

Q: A) Compare the Thermoplastic & thermosetting plastics.

A:

Q: Which of the following actions should you take if you or a labmate are on fire? O wrap the person in…

A: In labs many solvents are used in larger quantity and there are large chances of explosions , flash…

Q: The Oil and Gas industry has many hazards present. One such hazard is NORM. Define the terms that…

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Q: Please identfy the ingredients of wet chemical fire extinguisher

A: A wet chemical fire extinguisher is primarily made to put out Class  fires, which start in…

Q: Convert 287 KPa to atm

A: force per unit area is called pressure     P = FA Units :  Pascal , atm , barr, torr, mmHg, cmHg…

Q: Rubbers, or elastomers, stretch readily to elongate by a factor of before breaking. 50 20 D 100 10

A: Rubbers, or elastomers, stretch readily to elongate by a factor of .....

Q: Are there any alternatives for a rotary evaporator?

A: Rotary evaporator is an equipment used in chemical laboratories to separate the solvents and the…

Q: Vacuum desiccators are more efficient than ordinary desiccators because _____. (a) The low pressure…

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Q: Which traps the most heat ? A.) Methane B.) Oxygen C.) Water D.) Carbon Dioxide

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Q: Put (true) or (false) for each of the following statements, then correct any mistake you can notice.…

A: Note: Since you have posted a question with multiple subparts, we will solve the first three…

Q: Name of Name of Chemical Functional Test Positive Negative test result/ test result/color color of…

A: Given test is chromic acid test , this is done to identify the functional groups alcohol (1° &…

Q: A flammable liquid will emit enough vapors to be ignited by a spark source at temperatures: a)above…

A: Flammable liquids are those liquids which can easily burn by a certain ignition source. They egt…