Define a polymer - Study guides, Class notes & Summaries

First action for a polymer spill Apply an absorbent to the spill such as sand or kitty litter and then sweep up the materials. Total discharge head includes Discharge pressure head + static discharge head + Velocity head (outlet) + Friction Head (discharge line) Where is the best location to collect a sample? A location that represents the entire waste stream or basin. What are the preservation and hold times for BOD samples? 48 hours at < or = to 6 degrees C. Define BOD. The rate at ...

Chem 121 Lab Exam With Complete Solutions Define a monomer. - Correct Answer molecules that bond to form polymers. Define a polymer. - Correct Answer macromolecules that are made of many monomers. A cation has a smaller radius than its neutral atom because it loses valence electrons. - Correct Answer True Which has a larger radius; Al- or Al 3+? - Correct Answer Al- Sodium polyacrylate - Correct Answer Absorbs 100-1000 times it mass in water, used in diapers, medical bandages, ...

What are the major functions of a protein? - correct answer Structural molecule to help define cell shape, transporting molecules within cells, acting as an enzyme to speed up chemical reactions, and acting as a signal between cells What are the major functions of a carbohydrate? - correct answer Energy storage molecule, acting as signal between cells, acting as a structural molecule to help define cell shape, and acting as a component of a cell membrane What are the major functions of lip...

Anatomy - Answer-The study of the structure of an organism and the relationship of its parts Physiology - Answer-The science that deals with the functions of the living organism and its part Metabolism - Answer-The various processes of all the physical and chemical reactions occurring in the body Homeostasis - Answer-any self-regulating process by which an organism tends to maintain stability while adjusting to conditions that are best for its survival Atomic weight - Answer-also called re...

AQA A LEVEL Biology: 3.1 Biological Molecules All Answers Correct Define monomer reactions). The smaller units from which larger molecules are made (via condensation List examples of monomers Amino acids Nucleotides Define polymer Monosaccharides Molecules made from large number of monomers joined together (via condensation reactions). Define Condensation reaction A reaction joining two molecules together with the formation of a chemical bond. Eliminates a molec...

Mako 101 Test-Out Prep - Set 4 (Simplex Bone Cement) | Questions with 100% Correct Answers | Latest Update 2024 | Verified Bone cement is commonly referred to as PMMA. What does PMMA mean? - polymethylmethacrylate What are the two components of bone cement? - Polymer (powder) and monomer (liquid) Describe the chemical reaction that produces bone cement. - polymer absorbs the monomer and Benzoyl Peroxide initiates polymerization. Exothermic reaction generating heat. Cement hardens in PMMA. ...

Define Anatomy - correct answer Anatomy is the structure of body parts and their relationship to one another Define Physiology - correct answer Study of the function of the body's machinery / body parts What is Anatomical Variability - correct answer No two humans are exactly alike in external and internal anatomy as 30% are anatomically variant Exa...

MODULE 3 LECTURE 1: Define diffusion Which 4 factors does it depend on? What are the 2 components of random motion? - correct answer diffusion: random/non-directed motion of molecules and small particles in a liquid factors: 1) driving force (i.e. gradient, temp.) 2) mechanical resistance of the surrounding medium 3) structural properties of the molecule 4) active forces causing non-thermal fluctuations (i.e. contraction/relaxation o...

1. Select the most suitable adhesive from the list below to complete the table in figure 1. [3 marks] You may only use an adhesive once. • Contact adhesive • Epoxy resin • PVA • Solvent cement Figure 1 Materials to be bonded Specific adhesive Plywood sheet to beech veneer HIPS (high impact polystyrene) sheet to acrylic rod Melamine formaldehyde veneer to MDF (medium density fibreboard) board 2. Stainless steel is an example of a metal alloy. (a) Give the meaning of ...

First action for a polymer spill - Answer Apply an absorbent to the spill such as sand or kitty litter and then sweep up the materials. Total discharge head includes - Answer Discharge pressure head + static discharge head + Velocity head (outlet) + Friction Head (discharge line) Where is the best location to collect a sample? - Answer A location that represents the entire waste stream or basin. What are the preservation and hold times for BOD samples? - Answer 48 hours at < ...