From which of the following can the composition vary
A) Pure substances
B) Element
C) Both homogeneous and heterogeneous mixtures
D) Homogeneous mixture
E) Heterogeneous mixture
Answer: C
From which of the following can the composition vary
A) Pure substances
B) Element
C) Both homogeneous and heterogeneous mixtures
D) Homogeneous mixture
E) Heterogeneous mixture
Answer: C