Marble is a type of limestone so is a.
Marble mixture or pure substance.
A pure substance has a definite and constant composition like salt or sugar.
Mixtures are present almost everywhere on earth.
A concrete b tomato juice c marble d seawater e iron.
A pure substance can be either an element or a compound but the composition of a pure substance doesn t vary.
As a mineral it usually contains contaminants which add structure grain and color.
However unlike granite marble is typically more than 90 calcium carbonate so it might count as a pure substance.
This makes it a heterogeneous mixture.
Just like granite marble is a mixture.
A b concrete and tomato juice are heterogeneous mixtures.
Classify each of the following as a pure substance or a mixture.
Marble is a type of limestone so is a.
An element is composed of a single kind of atom.
If it s a mixture state whether it is heterogeneous or homogeneous.
However unlike granite marble is typically more than 90 calcium carbonate so it might count as a pure substance.
C marble if extremely pure is calcium carbonate which is a pure substance compound.
Look at rocks the ocean rivers or even the atmosphere.