Flashcards on Bases and Acids

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What are bases?

Bases are substances that have a pH greater than 7.

What are acids?

Acids are substances that have a pH less than 7.

What is pH?

pH is a scale that measures how acidic or basic a substance is.

What is the pH of a neutral substance?

The pH of a neutral substance is 7.

What is an indicator?

An indicator is a substance that changes color depending on whether a solution is acidic or basic.

What is the color change of phenolphthalein in acidic and basic solutions?

Phenolphthalein is colorless in acidic solutions and pink in basic solutions.

What is the color change of litmus paper in acidic and basic solutions?

Litmus paper turns red in acidic solutions and blue in basic solutions.

What is the formula for hydrochloric acid?

The formula for hydrochloric acid is HCl.

What is the formula for sodium hydroxide?

The formula for sodium hydroxide is NaOH.

What is the formula for sulfuric acid?

The formula for sulfuric acid is H2SO4.

What is the formula for ammonia?

The formula for ammonia is NH3.

What is the formula for acetic acid?

The formula for acetic acid is CH3COOH.

What is the name of the base with the formula NaOH?

The name of the base with the formula NaOH is sodium hydroxide.

What is the name of the acid with the formula HNO3?

The name of the acid with the formula HNO3 is nitric acid.

What is the name of the acid with the formula H2SO4?

The name of the acid with the formula H2SO4 is sulfuric acid.

What are bases?

Bases are substances that have a pH greater than 7.

What are acids?

Acids are substances that have a pH less than 7.

What is pH?

pH is a scale that measures how acidic or basic a substance is.

What is the pH of a neutral substance?

The pH of a neutral substance is 7.

What is an indicator?

An indicator is a substance that changes color depending on whether a solution is acidic or basic.

What is the color change of phenolphthalein in acidic and basic solutions?

Phenolphthalein is colorless in acidic solutions and pink in basic solutions.

What is the color change of litmus paper in acidic and basic solutions?

Litmus paper turns red in acidic solutions and blue in basic solutions.

What is the formula for hydrochloric acid?

The formula for hydrochloric acid is HCl.

What is the formula for sodium hydroxide?

The formula for sodium hydroxide is NaOH.

What is the formula for sulfuric acid?

The formula for sulfuric acid is H2SO4.

What is the formula for ammonia?

The formula for ammonia is NH3.

What is the formula for acetic acid?

The formula for acetic acid is CH3COOH.

What is the name of the base with the formula NaOH?

The name of the base with the formula NaOH is sodium hydroxide.

What is the name of the acid with the formula HNO3?

The name of the acid with the formula HNO3 is nitric acid.

What is the name of the acid with the formula H2SO4?

The name of the acid with the formula H2SO4 is sulfuric acid.

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