Chemistry Flashcard

Front

What is the melting point of water?

Back

0°C is the melting point of water, which is a physical property.

Front

What type of property is the melting point?

Back

The melting point is a physical property.

Front

What is the mass of 0.89 mol of CaCl₂?

Back

The mass of 0.89 mol of CaCl₂ is 98.9 grams.

Front

What is a base in terms of pH?

Back

A base is a substance with a pH greater than 7.

Front

What is an acid in terms of pH?

Back

An acid is a substance with a pH less than 7.

Front

What is a solution?

Back

A solution is a mixture of two or more substances in the same phase.

Front

What is the definition of a chemical property?

Back

A chemical property is a characteristic of a substance that can only be observed during a chemical reaction.

Front

What is the definition of an extensive property?

Back

An extensive property is a property that depends on the amount of matter in a sample.

Front

What is the definition of a colligative property?

Back

A colligative property is a property that depends on the number of solute particles in a solution.

Front

What is the pH scale?

Back

The pH scale measures how acidic or basic a solution is, ranging from 0 (acidic) to 14 (basic).