12. Water is made up of hydrogen and oxygen (H2O), acetic acid is made up of
carbon, hydrogen and oxygen (CH3COOH), both are compounds but when
combined together will result to the vinegar we use in the kitchen. Which
statement will explain this?
A. There is no formula of substances in a mixture.
B. Mixtures are impure substances.
C. Mixtures are physical combination of compounds.
D. Mixtures can be combined with compounds.​