What type of non-idealities are exhibited by cyclohexane-ethanol and acetone-chloroform mixture? Give reasons for your answer.

What type of non-idealities are exhibited by cyclohexane-ethanol and acetone-chloroform mixture ? Give reason for your answer.

What are ideal and non-ideal solutions ? What types of non-idealities are exhibited by cyclohexane-ethanol mixtures ? Give reasons for your answer.

Is a solution always a liquid ? Give reasons for your answer .

Is phenylketonuria related to albinism? Give reason for your answer.