What is an appropriate answer for this question.....
Dear student
A pure substance is the one that contains identical molecules or atoms.
In these cases, ice contains H2O molecules. Iron contains iron atoms and Mercury contains mercury atoms.
Hence, by definition, all of these can be considered as pure substances.
Option d
Regards
A pure substance is the one that contains identical molecules or atoms.
In these cases, ice contains H2O molecules. Iron contains iron atoms and Mercury contains mercury atoms.
Hence, by definition, all of these can be considered as pure substances.
Option d
Regards