If any water contains acetic acid then its pH value is less than 7. The pH value of rain water is 5-6. Does this water contain acetic acid ?

If any water contains acetic acid then its pH value is less than 7. The pH value of rain water is 5-6. Does this water contain acetic acid ?
by

1 Answer

Answer :

Absolutely. There are different types of toxic gases in our atmosphere , such as: SO3, CO2, NO2 , etc. Produces which mixes with rain water and falls to the ground.
by

Related questions

Acid rain contains high levels of _____? A. Oxalic acid B. Acetic acid C. Sulphuric and nitric acids D. Carbolic acid

Description : Acid rain contains high levels of _____? A. Oxalic acid B. Acetic acid C. Sulphuric and nitric acids D. Carbolic acid

Last Answer : ANSWER: C

What is the pH value of acid rain ?

Last Answer : The pH value of acid rain is less than 4

The PH value of water shall not less than. (a) 5.0 (b) 6.0 (c) 6.5 (d) 7.0

Description : The PH value of water shall not less than. (a) 5.0 (b) 6.0 (c) 6.5 (d) 7.0

Last Answer : (b) 6.0

The pH of acidic rain is a) Below 7 b) Below 6 c) Below 5.6 d) Above 7

Description : The pH of acidic rain is a) Below 7 b) Below 6 c) Below 5.6 d) Above 7

Last Answer : c) Below 5.6

As per I.S. 456 - 1978, the pH value of water shall be (A) Less than 6 (B) Equal to 6 (C) Not less than 6 (D) Equal to 7

Description : As per I.S. 456 - 1978, the pH value of water shall be (A) Less than 6 (B) Equal to 6 (C) Not less than 6 (D) Equal to 7

Last Answer : Answer: Option C

A rainfall may be classified as acidic if its pH value is less or equal to A. 6 B. 7 C. 5 D. 6.5

Description : A rainfall may be classified as acidic if its pH value is less or equal to A. 6 B. 7 C. 5 D. 6.5

Last Answer : ANS: C

pH value of sludge during alkaline regression stage, is A. More than 7 B. Less than 7 C. Less than 6 D. More than 6

Description : pH value of sludge during alkaline regression stage, is A. More than 7 B. Less than 7 C. Less than 6 D. More than 6

Last Answer : ANS: A

Which one of the following statements concerning glutamine is correct? (A) Contains three tetratable groups (B) Is classified as an acidic amino acid (C) Contains an amide group (D) Migrates to the cathode during electrophoresis at pH 7.0

Description : Which one of the following statements concerning glutamine is correct? (A) Contains three tetratable groups (B) Is classified as an acidic amino acid (C) Contains an amide group (D) Migrates to the cathode during electrophoresis at pH 7.0

Last Answer : Answer : C

Nail polish remover contains? (1) benzene (2) acetic acid (3) acetone (4) petroleum ether

Description : Nail polish remover contains? (1) benzene (2) acetic acid (3) acetone (4) petroleum ether

Last Answer : (3) Acetone Explanation: Acetone can remove artificial nails made of acrylic or cured gel. A less harsh nail polish remover is ethyl acetate, which often also contains isopropyl alcohol. Ethyl acetate is usually the original solvent for nail polish itself.

Nail polish remover contains? (1) Benzene (2) acetic acid (3) acetone (4) petroleum ether

Description : Nail polish remover contains? (1) Benzene (2) acetic acid (3) acetone (4) petroleum ether

Last Answer : (3) acetone Explanation: Acetone can remove artificial nails made of acrylic or cured gel. A less harsh nail polish remover is ethyl acetate, which often also contains isopropyl alcohol. Ethyl acetate is usually the original solvent for nail polish itself.

Sour milk contains – (1) acetic acid (2) tartaric acid (3) citric acid (4) lactic acid

Description : Sour milk contains – (1) acetic acid (2) tartaric acid (3) citric acid (4) lactic acid

Last Answer : (4) lactic acid \ Explanation: Lactic acid, also known as milk acid, is a chemical compound that plays a role in various biochemical processes and was first isolated in 1780 by the Swedish ... kefir, and some cottage cheeses. The casein in fermented milk is coagulated (curdled) by lactic acid.

Vinegar made by fermentation from cane sugar contains – (1) palmitic acid (2) lactic acid (3) citric acid (4) acetic acid

Description : Vinegar made by fermentation from cane sugar contains – (1) palmitic acid (2) lactic acid (3) citric acid (4) acetic acid

Last Answer : (4) acetic acid Explanation: Vinegar is a liquid substance consisting mainly of acetic acid (CH3CO2H) and water, the acetic acid being produced through the fermentation of ethanol by acetic ... are still promoted today. Commercial vinegar is produced either by fast or slow fermentation processes.

Nail polish remover contains------? A. Acetone (Answer) B. Benzene C. Acetic acid D. Petroleum ether

Description : Nail polish remover contains------? A. Acetone (Answer) B. Benzene C. Acetic acid D. Petroleum ether

Last Answer : A. Acetone (Answer)

Vinegar made by fermentation from cane sugar contains (1) palmitic acid (2) lactic acid (3) citric acid (4) acetic acid

Description : Vinegar made by fermentation from cane sugar contains (1) palmitic acid (2) lactic acid (3) citric acid (4) acetic acid

Last Answer : acetic acid

Sour milk contains (1) acetic acid (2) tartaric acid (3) citric acid (4) lactic acid

Description : Sour milk contains (1) acetic acid (2) tartaric acid (3) citric acid (4) lactic acid 

Last Answer :  lactic acid

Vinegar usually has an acetic acid content of between 4 and ____ percent. a. 6 c. 8 b. 7 d. 9

Description : Vinegar usually has an acetic acid content of between 4 and ____ percent. a. 6 c. 8 b. 7 d. 9

Last Answer : c. 8

Criteria for rain water to be called acid rain is for pH:

Description : Criteria for rain water to be called acid rain is for pH:

Last Answer : Criteria for rain water to be called acid rain is for pH: A. 7 B. 6.5 C. 6 D. 5.6

A 0.22 M solution of lactic acid (pKa 3.9) was found to contain 0.20 M in the dissociated form and 0.02 M undissociated form, the pH of the solution is (A) 2.9 (B) 3.3 (C) 4.9 (D) 5.4

Description : A 0.22 M solution of lactic acid (pKa 3.9) was found to contain 0.20 M in the dissociated form and 0.02 M undissociated form, the pH of the solution is (A) 2.9 (B) 3.3 (C) 4.9 (D) 5.4

Last Answer : Answer : C

WASTE WATER Engineering Objective Questions Pdf :: Q No: 151 The pH value of fresh sewage is usually A. Equal to 7 B. More than 7 C. Less than 7 D. Equal to zero

Description : WASTE WATER Engineering Objective Questions Pdf :: Q No: 151 The pH value of fresh sewage is usually A. Equal to 7 B. More than 7 C. Less than 7 D. Equal to zero

Last Answer : ANS: B

Pick out the false statement pertaining to water treatment(A) Aeration of water is effective in CO2removal(B) The zeolite water softening process reduces the hardness of water by notmore than 50%(C) Sodium sulphate or sodium carbonate do not cause hardness in water(D) Water with pH value less than 7, is acidic.

Description : Pick out the false statement pertaining to water treatment. (A) Aeration of water is effective in CO2 removal (B) The zeolite water softening process reduces the hardness of water by not more than 50% (C ... carbonate do not cause hardness in water (D) Water with pH value less than 7, is acidic

Last Answer : (B) The zeolite water softening process reduces the hardness of water by not more than 50%

If pH value of water is (A) 7 water it is said to be neutral (B) Less than 7 it is said to be acidic(C) More than 7 it is said to be alkaline (D) All the above

Description : If pH value of water is (A) 7 water it is said to be neutral (B) Less than 7 it is said to be acidic (C) More than 7 it is said to be alkaline (D) All the above

Last Answer : (D) All the above

For maximum alkalinity of water, pH value should be (A) Zero (B) Less than 7 (C) More than 7 (D) 14

Description : For maximum alkalinity of water, pH value should be  (A) Zero  (B) Less than 7  (C) More than 7  (D) 14

Last Answer : (D) 14

The pH value of water is kept slightly less than 7 so that hydrochloride ions may combine with ammonia ions to form (A) Mono-chloramine (NHCl) (B) Di-chloramine (NH2Cl) (C) Nitrogen tri-chloramine (NCl3) (D) All the above

Description : The pH value of water is kept slightly less than 7 so that hydrochloride ions may combine with  ammonia ions to form  (A) Mono-chloramine (NHCl)  (B) Di-chloramine (NH2Cl)  (C) Nitrogen tri-chloramine (NCl3)  (D) All the above

Last Answer : (D) All the above

The region of the United States with the lowest pH values found in rainwater (acid rain) is: w) Mid West x) North West y) North East z) South East

Description : The region of the United States with the lowest pH values found in rainwater (acid rain) is: w) Mid West x) North West y) North East z) South East 

Last Answer : ANSWER: Y -- NORTH EAST 

Bacillus thuringiensis forms protein crystals which contain insecticidal protein. This protein (a) binds with epithelial cells of midgut of the insect pest ultimately killing it (b) is coded by several genes including the gene cry (c) is activated by acid pH of the foregut of the insect pest (d) does not kill the carrier bacterium which is itself resistant to this toxin.

Description : Bacillus thuringiensis forms protein crystals which contain insecticidal protein. This protein (a) binds with epithelial cells of midgut of the insect pest ultimately killing it (b) is coded by several ... pest (d) does not kill the carrier bacterium which is itself resistant to this toxin.

Last Answer : (a) binds with epithelial cells of midgut of the insect pest ultimately killing it

Pick up the correct statement from the following: A. pH value indicates acidity and alkalinity of sewage B. In acidic sewage, the pH value is less than 7 C. In alkaline sewage, the pH value is more than 7 D. All the above

Description : Pick up the correct statement from the following: A. pH value indicates acidity and alkalinity of sewage B. In acidic sewage, the pH value is less than 7 C. In alkaline sewage, the pH value is more than 7 D. All the above

Last Answer : ANS: D

pH value less than 7 is?

Description : pH value less than 7 is?

Last Answer : Acidic in nature

Pick up the correct statement from the following: (A) A soil having pH value more than 7 is an acidic soil (B) A soil having pH value less than 7 is an acidic soil (C) A soil having pH value more than 7 is an alkaline soil (D) A soil containing chemicals for the manufacture of Portland cement is preferred

Description : Pick up the correct statement from the following: (A) A soil having pH value more than 7 is an acidic soil (B) A soil having pH value less than 7 is an acidic soil (C) A soil ... more than 7 is an alkaline soil (D) A soil containing chemicals for the manufacture of Portland cement is preferred

Last Answer : Answer: Option B

The pH of normal rain is (a) 6.5 (b) 5.6 (c) 4.6 (d) 3.6

Description : The pH of normal rain is (a) 6.5 (b) 5.6 (c) 4.6 (d) 3.6

Last Answer : (b) 5.6

which. orange juice is a solution that contains citric acid, which gives orange juice an approximate pH of 3.5. Which substance is more acidic than orange juice?

Description : which. orange juice is a solution that contains citric acid, which gives orange juice an approximate pH of 3.5. Which substance is more acidic than orange juice?

Last Answer : battery acid with a pH of 0.8

Low-acid foods have pH values of ____ or less. a. 5.2 c. 3.9 b. 4.6 d. 4.2

Description : Low-acid foods have pH values of ____ or less. a. 5.2 c. 3.9 b. 4.6 d. 4.2

Last Answer : b. 4.6

PH value of drinking water as per wh0 standards should lie between a)5 and 5.5 b)6 and 7 c) 7 and 7.5 d)7 and 8.5*

Description : PH value of drinking water as per wh0 standards should lie between a)5 and 5.5 b)6 and 7 c) 7 and 7.5 d)7 and 8.5*

Last Answer : d)7 and 8.5*

The stomach is a chemical barrier to infection because the stomach a. Contains bile. b. Harbors helicobacterpylori, a member of the host microbiota. c. Possesses defensive cells. d. Has an acid ph.

Description : The stomach is a chemical barrier to infection because the stomach a. Contains bile. b. Harbors helicobacterpylori, a member of the host microbiota. c. Possesses defensive cells. d. Has an acid ph.

Last Answer : d. Has an acid ph.

When the stopper is removed from a partly filled bottle containing solid and liquid acetic acid at 16.7 and degC a strong vinegar like odor is noticeable immediately. How many acetic acid phases must?

Description : When the stopper is removed from a partly filled bottle containing solid and liquid acetic acid at 16.7 and degC a strong vinegar like odor is noticeable immediately. How many acetic acid phases must?

Last Answer : When the stopper is removed from a partly filled bottlecontaining solid and liquid acetic acid at 16.7 °C, a strongvinegar like odor is noticeable immediately. How many acetic acidphases must be present in the bottle? Explain.

pH value between 6.5-7.5 makes the soil (1) Basic (2) Neutral (3) Acidic (4) None of these

Description : pH value between 6.5-7.5 makes the soil (1) Basic (2) Neutral (3) Acidic (4) None of these

Last Answer : None of these

The acid rain destroys vegetations because it contains – (1) nitric acid (2) ozone (3) carbon monoxide (4) sulphuric acid

Description : The acid rain destroys vegetations because it contains – (1) nitric acid (2) ozone (3) carbon monoxide (4) sulphuric acid

Last Answer : (4) sulphuric acid Explanation: Acid rain is a rain or any other form of precipitation that is unusually acidic, meaning that it possesses elevated levels of hydrogen ions (low pH). It can ... efforts since the 1970s to reduce the release of sulfur dioxide into the atmosphere with positive results.

Acid rain contains mainly— (A) PO 4 (B) NO 2 (C) NO 3 (D) CH 4

Description : Acid rain contains mainly— (A) PO 4 (B) NO 2 (C) NO 3 (D) CH 4

Last Answer : (B) NO 2

The acid rain destroys the vegetation because it contains?

Description : The acid rain destroys the vegetation because it contains?

Last Answer : Sulphuric acid

The acid rain destroys vegetations because it contains (1) nitric acid (2) ozone (3) carbon monoxide (4) sulphuric acid

Description : The acid rain destroys vegetations because it contains (1) nitric acid (2) ozone (3) carbon monoxide (4) sulphuric acid

Last Answer :  sulphuric acid

Which of the following statements about nucleic acid is most correct? (A) Both pentose nucleic acid and deoxypentose nucleic acid contain the same pyrimidines (B) Both pentose nucleic acid and deoxypentose nucleic acid and deoxypentose nucleic acid Contain the same purines (C) RNA contains cytosine and thymine (D) DNA and RNA are hydrolysed by weak alkali

Description : Which of the following statements about nucleic acid is most correct? (A) Both pentose nucleic acid and deoxypentose nucleic acid contain the same pyrimidines (B) Both pentose nucleic acid and deoxypentose ... (C) RNA contains cytosine and thymine (D) DNA and RNA are hydrolysed by weak alkali

Last Answer : Answer : B

The pH value of oxidised sewage is about (A) 1.8 (B) 6.2 (C) 7.3 (D) 13.4

Description : The pH value of oxidised sewage is about (A) 1.8 (B) 6.2 (C) 7.3 (D) 13.4

Last Answer : (C) 7.3

Systematic name of lysine is (A) Amino acetic acid (B) 2,6 diaminohexanoic acid (C) Aminosuccinic acid (D) 2-Aminopropanoic acid

Description : Systematic name of lysine is (A) Amino acetic acid (B) 2,6 diaminohexanoic acid (C) Aminosuccinic acid (D) 2-Aminopropanoic acid

Last Answer : Answer : B

6 to 10% solution of acetic acid is used as a preservative for various food items. It is commonly known as?

Description : 6 to 10% solution of acetic acid is used as a preservative for various food items. It is commonly known as?

Last Answer : Vinegar

Normal rain water is slightly acidic with a pH of about

Description : Normal rain water is slightly acidic with a pH of about

Last Answer : Ans. 5.6

The pH of rain water is

Description : The pH of rain water is

Last Answer : 5.6.

All of the following statements about uric acid are true except (A) It is a catabolite of purines (B) It is excreted by the kidneys (C) It is undissociated at pH above 5.8 (D) It is less soluble than sodium urate

Description : All of the following statements about uric acid are true except (A) It is a catabolite of purines (B) It is excreted by the kidneys (C) It is undissociated at pH above 5.8 (D) It is less soluble than sodium urate

Last Answer : Answer : C

The true statement about solutions of amino acids at physiological pH is (A) All amino acids contain both positive and negative charges (B) All amino acids contain positively charged side chains (C) Some amino acids contain only positive charge (D) All amino acids contain negatively charged side chains

Description : The true statement about solutions of amino acids at physiological pH is (A) All amino acids contain both positive and negative charges (B) All amino acids contain positively charged side chains ... amino acids contain only positive charge (D) All amino acids contain negatively charged side chains

Last Answer : Answer : A

The true statement about solutions of amino acids at physiological pH is (A) All amino acids contain both positive and negative charges (B) All amino acids contain positively charged side chains (C) Some amino acids contain only positive Charge (D) All amino acids contain negatively charged side chains

Description : The true statement about solutions of amino acids at physiological pH is (A) All amino acids contain both positive and negative charges (B) All amino acids contain positively charged side chains ... amino acids contain only positive Charge (D) All amino acids contain negatively charged side chains

Last Answer : (A) All amino acids contain both positive and negative charges

Which of the following statements best describes the difference between amylose and amylopectin? (a) Amylose is a branched polysaccharide while amylopectin is a chain polysaccharide. (b) Amylose is a straight-chain polysaccharide while amylopectin is a branched polysaccharide. (c) Amylose contains α-1,6-glycosidic linkage which amylopectin does not contain. (d) Amylose is composed of thousands of D-glucose units while amylopectin is composed of thousands of D-galactose units.

Description : Which of the following statements best describes the difference between amylose and amylopectin? (a) Amylose is a branched polysaccharide while amylopectin is a chain polysaccharide. (b) Amylose is a ... of thousands of D-glucose units while amylopectin is composed of thousands of D-galactose units.

Last Answer : Amylose is a straight-chain polysaccharide while amylopectin is a branched polysaccharide

The pH of lemon juice is expected to be (1) equal to 7 (2) nothing can be predicted (3) less than 7 (4) more than 7

Description : The pH of lemon juice is expected to be (1) equal to 7 (2) nothing can be predicted (3) less than 7 (4) more than 7

Last Answer : (3) less than 7 Explanation: The pH level of lemon juice is, 2.00 to 2.60. It varies depending on the lemon. pH expresses different levels of acidity or alkalinity within a solution.