Uses of acids: Choose the correct answer — task. Science State Board, Class 8.

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Choose the correct answer based on the uses of the acids given:

1. Food preservation

Hydrochloric acid
Nitric acid
Benzoic acid
Oxalic acid

2. Fertilizers

\(HCl\)
\(HNO_3\)
\(HNO_2\)
\(H_2SO_4\)

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