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Acids and Bases: Properties and Characteristics

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Acids and Bases: Properties and Characteristics

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Questions and Answers

What is a characteristic of acids?

They have a sour taste (correct)
They turn red litmus paper into blue
They have a bitter taste
They have a soapy texture

What is the purpose of reagents in detecting acids and bases?

To neutralize a substance
To change the color of a substance
To change the pH of a substance
To identify the presence of an acid or base (correct)

What is the pH range of acidic substances?

0-7 (correct)
7-14
Less than 0
0-14

What happens when litmus paper reacts with an acid solution?

It turns red (D) Signup and view all the answers

What is the taste of basic substances?

Bitter (B) Signup and view all the answers

What is the pH of a neutral substance?

Exactly 7 (C) Signup and view all the answers

What is the primary function of hydrochloric acid in the human body?

To break down food during the digestion process (C) Signup and view all the answers

What is the result of mixing an acid with a base?

The production of salt and water (D) Signup and view all the answers

What is the purpose of sodium hydroxide in household cleaners?

To break down fats and oils (C) Signup and view all the answers

Why is it necessary to wear protective clothing when handling strong acids and bases?

To protect hands and eyes from harm (D) Signup and view all the answers

What is a common use of magnesium sulfate (Epsom salt)?

To calm the muscles in bathing (B) Signup and view all the answers

What is a characteristic of most salts?

They have a high melting point and are conductive (D) Signup and view all the answers