Concentración (Química)

The video explains the concept of solutions, using examples like salt in water and oxygen in the atmosphere. It differentiates between concentrated and dilute solutions, highlighting that concentrated solutions have a high proportion of dissolved solute. The term 'concentrated acid' refers to an acid with little or no water mixed in.

What is an example of a solution where a gas is dissolved in another substance?

• Salt in water

• Oxygen in the atmosphere

• Sugar in tea

• Oil in water

What characterizes a concentrated solution?

• It has a low proportion of solute

• It is a mixture of gases

• It has a high proportion of dissolved solute

• It is always a solid

Which of the following is NOT a characteristic of a concentrated solution?

• High proportion of solute

• Low proportion of solvent

• High proportion of solvent

• Dense mixture

How does a concentrated acid differ from a dilute acid?

• It has more water mixed in

• It is less reactive

• It has a very small proportion of water or none at all

• It is always in solid form

In the context of acids, what does the term 'dilute' imply?

• The acid is mixed with a large amount of water

• The acid is in its purest form

• The acid is less reactive

• The acid is mixed with no water