Description : Give the names of the following functional groups: (i) —OH (ii) —COOH -Chemistry
Last Answer : (i) Alcohol group (ii) Carboxylic acid group
Description : Which of the following is a chromophore? (a) –NO2 (b) –SO3H (c) –OH (d) –COOH
Last Answer : –NO2
Description : What is the functional group in an alcohol? (a) Carbon-carbon double bond (b) NH2 (c) OH (d) COOH
Last Answer : OH
Description : `CH_(3)COOH overset((i) PCl_(3)+Cl_(2) ("excess"))underset((ii) O_(2))to (X) overset(SOCl_2) to (Y) overset(H_(2)//Pd//BaSO_(4))to(Z) overset(OH^(-))t
Last Answer : `CH_(3)COOH overset((i) PCl_(3)+Cl_(2) ("excess"))underset((ii) O_(2))to (X) overset(SOCl_2) to (Y) ... W+S ` Write the structure of X,Y,Z , W and S
Description : A poly-functional compound containing one – OH group and one – COOH group is
Last Answer : Salicylic acid.
Description : The figure shows a hypothetical tetrapeptide portion of a protein with parts labelled A-D. Which one of the following options is correct? - HN - CH - CO - NH - CH - CO - NH - CH - CO - ... -terminal amino acid and D is N-terminal amino acid. (d) A is a sulphur containing amino acid methionine.
Last Answer : (a) D is the acidic amino acid-glutamic acid.
Description : What are other examples of small groups of people discovering something new or introducing something new to the western world?
Last Answer : CERN researchers creating the internet.
Description : Mercaptans is represented as (where R and R' are alkyl groups) (A) R-COOH (B) R-S-H (C) R-S-R (D) R-S-R'
Last Answer : (B) R-S-H
Description : Pick out the wrong statement. (A) Linear polymers are formed from bifunctional groups only and are normally thermoplastic (B) Cross-linked branched chain polymers are either elastometric or ... (D) Dibasic acids reacts with dihydric alcohols to give polyesters using addition polymerisation reaction
Last Answer : D) Dibasic acids reacts with dihydric alcohols to give polyesters using addition polymerisation reaction
Description : Which dyes become linked to the fibre by chemical reaction? (a) Acid dyes (b) Direct dyes (c) Disperse dyes (d) None of these
Last Answer : Acid dyes
Description : Pick the wrong statement: hydrogen bonding results in (a) Increased solubility in water (b) Higher Van der Waal's forces (c) Molecular association (d) Abnormal boiling point
Last Answer : Ans:(b)
Description : Which term describes a sugar where one of the OH groups has been replaced with a hydrogen? (a) amino sugar (b) imino sugar (c) dehydroxy sugar (d) deoxy sugar
Last Answer : deoxy sugar
Description : What is the effect of increased temperature on the solubility of a gas?
Last Answer : Increasing the temperature the solubility of a gas decrease.
Description : Absorption accompanied by heat evolution results in (A) Increased capacity of the absorber (B) Increase in equilibrium solubility (C) Decrease in equilibrium solubility (D) None of these
Last Answer : (C) Decrease in equilibrium solubility
Description : How many isomers containing a benzene ring correspond to the formula C6H4(COOH)2? (a) 1 (b) 2 (c) 3 (d) 4
Last Answer : 3
Description : n a chemical factory where dyes are made, wet cake at 30 OC consisting of 60% moisture is put in a dryer to obtain an output having only 5% moisture, at atmospheric pressure. In each batch about 120 ... dryer and the dryer efficiency is 80%. Latent heat of steam at 4 kg/cm2 is 520 kcal/kg.
Last Answer : Given that Qty of material dried per batch - 120 Kgs Moisture at inlet - 60% a. The quantity of moisture removed per batch. Water quantity in a wet batch - 120 x 0.6 = 72 Kgs. Quantity of bone dry ... - 48/0.95 = 50.5 Kgs. Equivalent water in a dry batch - 50.5 - 48 = 2.5 Kgs.
Description : ____ dissolve in water and are made as powders, granules (small hard pieces), liquids, or other specialpurpose forms. a. Dyes c. Sweeteners b. Lakes d. Gums
Last Answer : a. Dyes
Description : Where to get nice Tie-Dyes Shirts?
Last Answer : Just buy a new white t shirt. Tie it in knots, then wash it with a bright red sweatshirt, then throw it in the dryer, then untie the knots, retie some new knots, and wash it with a load of brand new, stiff blue jeans. Dry again. Pretty!
Description : Is it harmful to put dyes in your pool to make the color different?
Last Answer : I think it depends on what kind of dye you use. Keep in mind that whatever you dye the water with will probably dye you/your swimwear.
Description : How can I get some colour in my hair without resorting to dyes or extensions?
Last Answer : There are a ton of sites that google can point you towards. http://www.dreadlocks.org/how-to/ http://www.perfectdreadlocks.com/ http://www.mydreadlocks.com/index.html http://www.howtodread.com/ ... more complicated, go to a loctician - they specialize in dreadlocks. Or you could get yarn falls.
Description : do watermelons get injected with food coloring dye's to make the insides look redder quicker?
Last Answer : Need Answer
Description : Young zucchini turns yellow & dyes as it's growing.
Description : recently I was looking for one of the hair dye boxes but I couldn't find it ...
Last Answer : They have an expiration date, but are often not clearly indicated because a long series of numbers contains the date. Is there a number that you are wondering about the expiration date?
Description : What is a teenager dyes her hair purple in literature?
Last Answer : Need answer
Description : What are the most commonly used fluorescent dyes ?
Last Answer : The most commonly used fluorescent dyes are fluorescin or rhodamine. Both dyes can be conjugated to Fc region of antibody without affecting the specificity of the antigen.
Description : Which element is used in medicine; pho- tography and making dyes; gives off a violet vapour when heated?
Last Answer : Iodine
Description : The substance used in the production of nylon; rayon; explosives; fertilizers and dyes?
Last Answer : Ammonia
Description : Moist atmospheric air at high temperature (e.g., in summer) having high concentration of sulphur dioxide causes (A) Fading of dyes on textiles (B) Corrosion, tarnishing & soiling of metals (C) Reduced strength of textiles (D) All (A), (B) and (C)
Last Answer : (D) All (A), (B) and (C)
Description : . Bromine is used in the preparation. of (A) Fire extinguishing compounds (B) Fire proofing agents (C) Dyes and antiknock compounds (D) All (A), (B) and (C)
Description : Fluorescent dyes are added in detergents to (A) Act as fabric brightener (by converting ultraviolet light to visible light) thereby improving the whiteness appearance of white fabrics (B) Attain distinctiveness ... brands (C) Act as tarnish inhibitor for metals like German silver (D) None of these
Last Answer : (A) Act as fabric brightener (by converting ultraviolet light to visible light) thereby improving the whiteness appearance of white fabrics
Description : Pick out the wrong statement. (A) Azoic dyes are mostly applied on cotton fabrics (B) Basic dyes (e.g. amino derivatives) are applied mostly to paper (C) Mordant dyes are applied mainly to wools (D) None of these
Last Answer : (D) None of these
Description : Intestinal bacteria can grow in the presence of __________whereas nonintestinal bacteria are A.bile salts B.low concentration of various dyes C.sugars D.low levels of nitrogen
Last Answer : A.bile salts
Description : Type of lasers that use organic dyes enclosed in glass tube for an active medium. ∙ A. liquid lasers ∙ B. plasma lasers ∙ C. neon lasers ∙ D. ruby lasers
Last Answer : liquid lasers
Description : How are prescription medicines different from OTC ones? A. They contain much smaller amounts of active ingredients B. They don't contain dyes or preservatives C. They're unsafe for use without medical supervision D. They can be toxic
Last Answer : C. They're unsafe for use without medical supervision
Description : Radioisotopes which are used in medical diagnosis are known as what? w) tracers x) silver bullets y) markers z) dyes
Last Answer : ANSWER: W -- TRACERS
Description : The suffix number in the names of prostaglandins gives the number of (A) OH groups (B) Double bonds (C) Acid groups (D) Ketoacids
Last Answer : Answer : B
Description : In glucose the orientation of the —H and —OH groups around the carbon atom 5 adjacent to the terminal primary alcohol carbon determines (A) D or L series (B) Dextro or levorotatory (C) α and β anomers (D) Epimers
Last Answer : A
Description : In glucose the orientation of the —H and —OH groups around the carbon atom 5 adjacent to the terminal primary alcohol carbon determines (A) D or L series (B) Dextro or levorotatory (C) and anomers (D) Epimers
Last Answer : (A) D or L series
Description : How should I go about introducing my new kitten to my dog?
Last Answer : answer:Also, This is Oscar
Description : As a sales consultant, how can I help the local company that I work for (whose computer system is decades old) make the right choice now that they are planning on introducing tablets to the sales floor?
Last Answer : answer:Do you have an Apple Store anywhere within reasonable distance? The reason I'm suggesting seeking their guidance is because they are the company best known for creating user friendly interfaces (since you're ... tablets and I've sent an email to one and I hope he'll have more specific info.
Description : Sesame Street is introducing a new character whose father is in prison. Good or Bad? Is there a meta-message?
Last Answer : Just like all of those kiddos who were influenced by Bert and Ernie living together and decided to be gay because it’s normal, I suspect we’ll see in increase in crime because a show will be representing prison as normal~.
Description : What do you think to introducing Lions to the plains of the western United States in order to control the wild horse population?
Last Answer : The problem is that the lions will probably eat more than just the wild horses. Quite a few things will spontaneously find themselves no longer at the top of the food chain.
Description : Tips for Introducing a New Dog?
Last Answer : answer:Make sure your dog knows he's the higher-status canine of the two. It might run counter to your beliefs and wishes, but treating them even equally will result in a fight. Dogs are pack ... suggest you go to great pains to ensure that your dog does not perceive itself as the omega male.
Description : How do you feel about my proposal introducing a mapping feature to a Fluther FAQ section (see details)?
Last Answer : I’m not sure if I entirely understand how you are suggesting the implementation by the user but I like the general concept. The idea is worth pursuing.
Description : Introducing new puppy?
Last Answer : Do it wherever it is your going to keep them, and stay close by. Just hope for the best, but expect the worst! Good Luck
Description : What was the aim of introducing English education in India? -SST 10th
Last Answer : The aim of introducing English education in India was to serve their administrative and political needs. They also thought that English educated Indians would be loyal to the British and would develop western habits, tastes, buy western goods and so on.
Description : What was the result of introducing English education in India. -SST 10th
Last Answer : The important consequence of introducing English education among Indians was rise of educated middle class. The emergence of this class consisting of lawyers, Government servants, teachers ... to social and political development and began to organise themselves against imperial domination.
Description : Introducing FSNB Online Banking?
Last Answer : FSNB online banking allows customers to access their financial information at any time of the day, from any place. ,Modern society demands that people stay connected with their friends, family and ... leaving the computer. These are basic precautions that make the use of public computers safer.
Description : Transgenic animals may be prepared by introducing a foreign gene into (A) Somatic cells of young animals (B) Testes and ovaries of animals (C) A viral vector and infecting the animals with the viral vector (D) Fertilised egg and implanting the egg into a foster mother
Last Answer : Answer : D