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Food Storage and Preservation

Vinegar and s...

Question

Vinegar and sodium acetate are natural preservatives.

A

True

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B

False

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Solution

The correct option is B False
Preservatives are the substances which are used for food preservation. They are of two types, natural and chemical. Natural preservatives include oil, sugar, salt, etc., whereas chemical preservatives include vinegar, sodium acetate etc.

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Similar questions

Q. Why oil and vinegar is used as preservative?

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. Oil and vinegar are used for the preservation of:

Q. The nature of an aqueous solution of sodium acetate

(C H_{3} C O O N a)

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