yogitham2004

yogitham2004

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yogitham2004Anna University - Chennai

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Subjects

Project Management1English1Business1Algebra1Computer Science1Calculus1Biology1Chemistry6
Answer:Economics is the social science that studies the production, distributi...
Answer:The correct answer is:c) Carboxylic acid and waterThe reaction between ...

Which of the following compounds is a major contributor of the stench odor that the Titan Arum plant produces?

Methane thiol

3-methylbutanoic acid

Trimethylamine

Methyl thiolacetate

Dimethyl disulfide

Which of the following compounds produced in the breakdown of garbage but does not contribute to the stench smell?

Putrescine

acetaldehyde

Trimethylamine

Dimethylsulfide

Methanethiol

Which class of the organic compounds contributes the fruity aroma of mangoes?

Aldehydes

Esters

Carboxylic acids

Alcohols

Amines

What compound is found in poison ivy and the skin of mangos?

Ethyl butanoate

g-octalactone

Urushiol

Acetone

Benzaldehyde

Which synthetic opioid like compound has the greatest potency as compared to heroin?

Fentanyl

morphine

Buprenorphine

codeine

Methadone

Which of the following compounds has the ability to reverse the effects of opioid overdoses?

Fentanyl

Carfentanyl

Acrylfentanyl

Furanylfentanyl

Naloxone

What functional group family do all the fentanyl derivatives have in common?

A)Ester and amine

B)Amide and amine

C)Alkene and amine

Alcohol and amine

Carboxylic acid and amine

Methadone eases the withdrawal symptoms for people getting sober. Which of the following functional group family is not present in this molecule?

Aromatic

Ketone

Amide

Amine

alkyl group

What is the name of the proton source that allows the dyes to stick to an egg during the dyeing process?

Formic acid

Butyric acid

Acetic acid

Benzoic acid

Hydrochloric acid

In gel nail polish, which monomer (an alkene) when exposed to a photoinitiator benzoyl peroxide in the present UV light will cause its polymerization and solidification?

Ethylene

Propylene

Styrene

Methacrylate

Acrylic acid

Which compound is added to some nail polishes to prevent them from changing colors when exposed to sunlight?

Acetophenone

Benzophenone

Acetone

2-butanone

Ethyl acetate

What is the plasticizer added to nail polish to prevent cracking or chipping?

Trimethylphosphate

Triphenylphosphate

Butyl acetate

Ethyl acetate

Benzophenone

Which of the first tuberculosis (TB) drugs contains only amine and alcohol functional groups?

Isoniazid

Ethambutol

Rapamycin

Pyrazinamide

Streptomycin

Which of the following compounds is one of the contributor to the aroma of freshly prepared popcorn?

2,4-hexanedione

2-acetylpyrroline

isoprene

nitrocellulose

cellulose acetate

Which one of the compounds is not a contributor to the aroma of roses?

nerol

2-hexenal

Geraniol

Citronellol

b- damascene

Evergreen trees can protect their needles from ice damage by using self-produced antifreeze. The hormones ethylene and _____________ has been shown to regulate plant antifreeze activity.

cutin

chlorophyll

glucose

ethylene

jasmonic acid

The nitrogen containing compound,____________ is a stimulant used in doping of athletes.

Meldonium

Adrenaline

furosemide

Morphine

testosterone

During a moment while watching a thriller film, the compound ____________ was found to be produced by movie audience’s bodies.

I,3 –butadiene

2-methyl-1,3-butadiene

3-methy-1,3-butadiene

2-furfurylthiol

2,3-pentanedione

What is the common structural feature found in the colored human body fluid components?

heterocyclic nitrogen compound

heterocyclic oxygen compound

alcohol functional group

ester functional group

aldehyde functional group

One of the compounds found in the embalming materials for mummification can be identified as a substituted _____________.

benzaldehyde

phenol

aniline

benzoic acid

toluene

When grass is cut, volatile organic chemicals are emitted. What is the main compound that gives fresh cut grass its smell?

ethanol

methanol

(Z) 3-hexenyl acetate

(Z) 3-hexenal

(Z) 3-hexen-1-ol

The emitted volatile organic compounds from fresh cut grass are derived from which two fatty acids?

palmitic and stearic acid

lauric and myristic acid

linoleic and linolenic acid

arachidonic acid and oleic acid

DHA and EPA

Which class of compounds found in grapefruit and grapefruit juice are known to interact with a large of drugs usually resulting in adverse effects?

steroids

furanocoumarins

betanin

myristicin

catechin

What compound is formed during the ripening process of the cheese, Camembert?

3-methylbutanoic acid

Lactic acid

diacetyl

methanethiol

1-octen-3-one

Which of the following compounds is the most responsible for the efficacy of anti-aging creams?

Vitamin C

Vitamin E

retinoic acid

gluconolactone

peptide

Answer:Here are the answers to the questions:1) Methane thiol2) Putrescine3) E...

Please help!!!

1) Aldehydes are usually higher boiling than carboxylic acids with the same number of carbon atoms:

a) True. B) Fals.

2) Alpha hydroxy acids can be found in which of the following?

A) apples. B) sour milk. C) sugar beats. D) all of the above.

3) How does one recognize an organic acid?

A) COC. B) COH. C) COOH. D) CHO.

4) Nitrate esters are found in some:

A) explosives. B) flavoring agents. C) food preservatives. D) detergents.

5) Phosphate esters are prepared from:

A) ester + phosphate. B) phosphoric acid + alcohol.

C) phosphoric acid + ester. D) phosphoric acid + carboxylic acid.

9) Reacting a carboxylic acid with a base will produce?

A) a carboxylate salt. B) an anhydride. C) an ester. D) no reaction.

10) The IUPAC name of the ester formed from butanoic acid and ethanol is:

A) butyl ethanonate. B) butyl ethanate. C) ethyl butanoate. D) ethyl proponoate

11) The pleasant, characteristic odor of fruit flavorings is often associated with the presence of:

A) carboxylic salts. B) aldehydes. C) esters. D) carboxylic acid.

12) The sodium salt of benzoic acid is used as:

A) a soap. B) a flavoring agent. C) an antacid. D) a food preservative.

13) What would be produced as the result of a dehydration reaction between a carboxylic acid and an alcohol?

A) aldehyde. B) ester. C) alkene. D) acid anhydride.

14) What would be the products if ethyl stearate were to undergo hydrolysis?

A) The products would be ethylaldehyde and stearone. B) The products would be ethyl stearate hydrate.

C) There would be no products as compounds of this nature do not undergo hydrolysis. D) The products would be ethanol and stearic acid.

15) Which physical relationship is attributed to carboxylic acids?

A) Since the carboxylic acids evaporate quickly they all have a scent.

B) The boiling point of carboxylic acids increases with the molecular weight.

C) The carboxylic acids are wax-like solids in the solid state. D) None of these responses are correct.

Answer:1) B) False. Carboxylic acids are usually higher boiling than aldehydes...
Answer:1. Standardization of Practices: Training programs in the fruit industr...
Answer:Algebra is a branch of mathematics that deals with mathematical symbols...

Please Help!!

1) Phosphate esters are prepared from:

A) ester + phosphate. B) phosphoric acid + alcohol.

C) phosphoric acid + ester. D) phosphoric acid + carboxylic acid.

2) Reacting a carboxylic acid with a base will produce?

A) a carboxylate salt. B) an anhydride. C) an ester. D) no reaction.

3) The IUPAC name of the ester formed from butanoic acid and ethanol is:

A) butyl ethanonate. B) butyl ethanate. C) ethyl butanoate. D) ethyl proponoate

4) The pleasant, characteristic odor of fruit flavorings is often associated with the presence of:

A) carboxylic salts. B) aldehydes. C) esters. D) carboxylic acid.

5) The sodium salt of benzoic acid is used as:

A) a soap. B) a flavoring agent. C) an antacid. D) a food preservative.

6) What would be produced as the result of a dehydration reaction between a carboxylic acid and an alcohol?

A) aldehyde. B) ester. C) alkene. D) acid anhydride.

7) What would be the products if ethyl stearate were to undergo hydrolysis?

A) The products would be ethylaldehyde and stearone. B) The products would be ethyl stearate hydrate.

C) There would be no products as compounds of this nature do not undergo hydrolysis. D) The products would be ethanol and stearic acid.

8) Which physical relationship is attributed to carboxylic acids?

A) Since the carboxylic acids evaporate quickly they all have a scent.

B) The boiling point of carboxylic acids increases with the molecular weight.

C) The carboxylic acids are wax-like solids in the solid state. D) None of these responses are correct.

Answer:1) B) phosphoric acid + alcohol.2) A) a carboxylate salt.3) C) ethyl bu...
Answer:a) The IUPAC name of 4-propylnanoic acid is "4-propylhexanoic acid."b) ...
Answer:a) Triphenylacetic acid: Ph | Ph-C-COOH | Phb) Chlorophthalic acid: Cl ...
Answer:Each organelle within a cell contains specific structures, molecules, a...
Answer:In Buddhism, the term "nirvana" refers to the ultimate goal and culmina...
Answer:W(1,0) = F(-2, -3) Wt(1,0) = 30Step-by-step explanation:To find W(1,0) ...
Answer:In the context of machine learning for Alexa, bias refers to the presen...

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