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Carboxylic Acids

Acetic acid i...

Question

Acetic acid is a disinfectant and is used for the preservation of zoological samples.

A

True

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B

False

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Solution

The correct option is B False
Formaldehyde inhibits the growth of bacteria and fungi, and also doubles as a preservative. Formaldehyde is used for preserving biological specimens. A liquid is called formalin, a mixture that contains formaldehyde dissolved in a solution of water is used for preserving biological specimens.
Hence, false.

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Similar questions

Q. __________ is a disinfectant and is used for the preservation of zoological samples.

Q. Acetic acid is used for preservation of foods.

Q. Vinegar used as preservative for pickles, is _____ % aqueous solution of acetic acid.

Vinegar is an acid with its key ingredient, acetic acid. It is widely used for food preservation and cooking. The acetic concentration for table vinegar is typically

5 %

whereas higher concentration upto

18 %

is used as preservative. The word "vinegar" is derived from vin aigre, meaning "sour wine".

A table vinegar sample contains

5 %

(mass/mass) of acetic acid.

10 m L

of the above sample should be diluted to prepare

0.10 M

acetic acid solution. (density

1.05 g m L^{- 1}

, Molar mass of

C H_{3} C O O H - 60.0 g m o l^{- 1}

Q. Phenol,a disinfectant, is used to preserve biological specimens
If this is true enter 1, if false enter 0.

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