The Chemistry of Life 2.2- The Nature of Matter

What is cohesion?

• The attraction between molecules of the same substance

• An attraction between molecules of different substances

• The amount of energy it takes to raise the temperature of water

• The attraction between a hydrogen atom with a positive charge, and another atom with a negative charge

What is adhesion?

• The attraction between molecules of the same substance

• An attraction between molecules of different substances

• The amount of energy it takes to raise the temperature of water

• The attraction between a hydrogen atom with a positive charge, and another atom with a negative charge

What is heat capacity?

• The attraction between molecules of the same substance

• An attraction between molecules of different substances

• The amount of energy it takes to raise the temperature of water

• The attraction between a hydrogen atom with a positive charge, and another atom with a negative charge

What is a hydrogen bond?

• The attraction between molecules of the same substance

• An attraction between molecules of different substances

• The amount of energy it takes to raise the temperature of water

• The attraction between a hydrogen atom with a positive charge, and another atom with a negative charge

What is a solution?

• An attraction between molecules of different substances

• The amount of energy required to raise the temperature of water

• The attraction between a hydrogen atom with a positive charge and another atom with a negative charge

• 
  a mixture of two or more substances that are evenly distributed throughout the mixture.

What is a solute?

• The attraction between molecules of the same substance

• An attraction between molecules of different substance

• The substance that is dissolved

• The substance that dissolves the solute

What is a solvent?

• The attraction between molecules of the same substance

• An attraction between molecules of different substances

• The substance that is dissolved

• The substance that dissolves the solute

What is the pH scale?

• The attraction between molecules of the same substance

• An attraction between molecules of different substances

• A measurement system to indicate the concentration of H+ ions

• Substances with more H+ ions

What are acids?

• The attraction between molecules of the same substance.

• An attraction between molecules of different substances.

• Substances with more H+ ions.

• Substances with more OH- ions.

What are bases?

• The attraction between molecules of the same substance

• An attraction between molecules of different substances

• Substances with more H+ ions

• Substances with more OH- ions