30 which substance can be separated into its components by a physical process? a salt (nacl) b hydrogen gas…
30 which substance can be separated into its components by a physical process? a salt (nacl) b hydrogen gas c saltwater d gold
Answer
Brief Explanations:
A physical process can separate components of a mixture. Salt (NaCl) is a compound, hydrogen gas is an element, and gold is an element. Saltwater is a mixture of salt and water. Evaporation, a physical process, can separate salt from water in salt - water.
Answer:
C. Saltwater