Question

Classify the following as pure substances and mixtures:

Chlorine gas, rocks, sandwich, diamond, steel, salt water, pure air,

distilled water, Aluminium, Copper, Hydrogen gas, fruit salad​

Answer 1

Chlorine gas - mixture

Rock - mixture

Diamond - pure substances

Steel - mixture

Salt water - mixture

Pure air - mixture

Distilled water - pure substance

Aluminum - pure substances

Copper - pure substances

Hydrogen gas - pure substances

Fruit salad - mixture

Answer 2

Explanation:

Pure substance

#chlorine gas

# diamond

# pure water

# distilled water

# Aluminium

# copper

Mixture

# rocks

#sandwich

# steel

#salt water

#fruit salad

#Hydrogen gas can be classified as both pure and mixture