Answer
(a) Mixture
(b) Mixture
(c) Compound
(d) Mixture
(e) Mixture
(f) Element
Work Step by Step
(a) Gasoline consists of many organic compounds, like hydrocarbons.
(b) Tap water has a lot of different compounds in it, like chlorine, fluorine, salts...
(c) Calcium carbonate $(CaCO_3)$ is a compound that contains the following elements: Calcium, Carbon and Oxygen.
(d) Inks are mixtures of water and pigments/dyes.
(e) A vegetable soup contains water, vitamins, dietary fibers, minerals, and other compounds.
(f) An aluminum foil, usually, only contains the element Aluminum (Al).
