Asample of gold has a mass of 67.2 g and a volume of 3.5 cm3. the density of gold is

It is a mixture. simply put, a compound must be pure, that is, of only one chemical structure and composition. a mixture is made of different chemical substances (i.e. elements, molecules, compounds) that are not chemically bonded to each other, but instead physically grouped together, as in the case of gasoline (a homogeneous solution).

I’m really not sure what’s the answer. sorry

Ithink it’s carbon dioxide

Ithink ur answer would be c hope u have a good day: )