Vinyl halide - Study guides, Class notes & Summaries

An example of an antidiabetic drug. a. metformin b. phenytoin (Dilantin) c. furosimide/ lasix d. warfarin/ coumadin - a. metformin A radiographer looking to relocate to another state for similar employment is advised to check into the state's _____ requirements to ensure qualified. a. professional membership b. licensure c. registry d. accreditation - b. licensure Sterile gloves are put on before a sterile gown is True or False - False Critical thinking is an essential part o...

EAS RXN Question and answer 100% correct 2023Halogenation Reaction -Replacement of H by X (X=Br, Cl) -Reagent: X and FeX3 -Product: Aryl halide Nitration Reaction -Replacement of H by NO2 -Reagent: HNO3/H2SO4 -Product: nitrobenzene Sulfonation Reaction -Replacement of H by SO3H -Reagent: SO3/H2SO4 -Product: benzensulfonic acid Friedel-Craft Alkylation -Replacement of H by R -Reagent: RCl/AlCl3 -Product: alkyl benzene Friedel-Craft Acylation -Replacement ...

Experiment 7: We examined 3 different types of polymerization 1. Condensation (interfacial polymerization) 2. Chain Addition 3. Cross-linked what did each accomplish? - Answer 1. Nylon-10,6 is made from sebacoyl chloride and hexamethylene diamine 2. Polystyrene is made from chain additon of styrene and the initiator as benzoyl peroxide which generates radicals with heat, these radicals react with the styrene to begin chain addition Experiment 7: Chain addition vs Condensation Polymerizat...

An example of an antidiabetic drug. a. metformin b. phenytoin (Dilantin) c. furosimide/ lasix d. warfarin/ coumadin - a. metformin A radiographer looking to relocate to another state for similar employment is advised to check into the state's _____ requirements to ensure qualified. a. professional membership b. licensure c. registry d. accreditation - b. licensure Sterile gloves are put on before a sterile gown is True or False - False Critical thinking is an essential part o...

DANB RHS- Dental film Study Guide with Complete Solutions RECEPTOR - Answer️️ -refers to something that responds to a stimulus X-RAYS FILMS HAVE 4 BASIC COMPONETS - Answer️️ -1. Film base 2. adhesive layer 3. film emulsion 4. Protective layer FILM BASE - Answer️️ -a flexible piece of polyester plastice 0.2 mm in thickness that is constructed to with sand heat mositure and chemical exposure. WHAT IS THE PRIMARY PURPOSE OF THE FIM BASE? - Answer️️ -to provide a stable su...

Chapter 3 -- Alkenes and Alkynes MULTIPLE CHOICE 1. Which of the following dienes can be classified as conjugated? A) CH3CH=C=CH2 B) CH3CH=CHCH=CH2 C) CH2=CHCH2CH=CH2 D) CH3CH=CHCH2CH2CH=CH2 E) CH2=C=CH2 ANS: B TOP: Alkenes and Alkynes: Nomenclature and Structure 2. Which of the following molecular formulas could not represent an alkene? A) C5H10 B) C7H14 C) C10H20 D) C27H56 E) C31H62 ANS: D TOP: Alkenes and Alkynes: Nomenclature and Structure 3. What...

Chapter 1-Structure and Bonding:Acids and Bases 1. How many total valence electrons are represented in the following electron configuration? 1s22s22px2 2py2 2pz1 or 1s22s22p5 a. 1 b. 3 c. 5 d. 7 e. 9 ANS: D Instructions: Write valid Lewis (electron-dot) structures for each formula below. Show all electrons as dots and show all nonbonding electrons. 2. Write: CH3CH2OH ethanol ANS: 3. The structure of urea is shown below. Fill in any nonbonding valence electrons that are missing from the l...

If there are no teeth to serve as guides, which of the following landmarks indicates a maxillary molar area radiograph? A. Mental foramen B. Incisive foramen C. Internal oblique ridge D. Tuberosity - answer-D. Tuberosity The American Dental Association recommends that radiographs be mounted with the embossed dots A. at the apices. B. on the occlusal surface. C. towards the center. D. all facing in the same direction. - answer-D. all facing in the same direction. When executing a ro...

Alkane - Answer a hydrocarbon containing only single covalent bonds Alkene - Answer Alkyne - Answer Alcohol - Answer Ether - Answer Ester - Answer Amine - Answer Aldehyde - Answer Ketone - Answer An organic compound with a carbonyl group of which the carbon atom is bonded to two other carbons. Alkoxy - Answer is an -OR group, an alkyl (or aryl) groupatttached to an oxygen atom. Alkyl group - Answer Carbonyl - Answer carbon atom with a double bond to an oxygen atom Hydroxyl - Answer ...

A step wedge can be used to demonstrate A. penumbra B. film contrast C. magnification of image D. film composition - answer-B On a radiograph, what is the dense radiopaque band that outlines the edge of the mandible? A. Mylohyoid ridge B. Inferior border C. Mental protuberance D. Oblique ridge - answer-B Which the following quality control tests evaluates safe lighting in the darkroom? A. Timer test B. Step wedge C. Coin test D. Normalizing device - answer-C Which film woul...