Properties of Acids

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What taste is commonly associated with acids?

Acids typically have a sour taste.

What is a common physical characteristic of acids when they react with metals?

Acids often react with metals to produce hydrogen gas.

What type of ions do acids release when dissolved in water?

Acids release hydrogen ions (H+).

Which acid is found in citrus fruits?

Citric acid.

How do acids affect blue litmus paper?

Acids turn blue litmus paper red.

What is a common laboratory acid used for cleaning?

Hydrochloric acid (HCl).

Which acid is essential in the human stomach for digestion?

Hydrochloric acid (HCl).

What is a strong acid used in car batteries?

Sulfuric acid.

What is a distinguishing property of strong acids compared to weak acids?

Strong acids completely ionize in water, whereas weak acids do not.

What pH range do acids typically fall under?

Acids typically have a pH less than 7.

Name an acid used in the food industry as a preservative.

Acetic acid.

What industrial application uses sulfuric acid extensively?

Fertilizer manufacturing.

Which acid is used in the manufacture of explosives?

Nitric acid.

How is hydrochloric acid used in the steel industry?

It's used for pickling, which is removing rust or scale from iron and steel.

What is the role of lactic acid in the human body?

Lactic acid is produced during anaerobic respiration in muscles.