Just like granite marble is a mixture.
Marble mixture or pure substance.
A b concrete and tomato juice are heterogeneous mixtures.
However unlike granite marble is typically more than 90 calcium carbonate so it might count as a pure substance.
A pure substance has a definite and constant composition like salt or sugar.
An atom is the smallest particle of an element that still has all the properties of the element.
Look at rocks the ocean rivers or even the atmosphere.
However unlike granite marble is typically more than 90 calcium carbonate so it might count as a pure substance.
A pure substance can be either an element or a compound but the composition of a pure substance doesn t vary.
An element is composed of a single kind of atom.
If it s a mixture state whether it is heterogeneous or homogeneous.
This makes it a heterogeneous mixture.
C marble if extremely pure is calcium carbonate which is a pure substance compound.
Mixture is a combination of two or more pure substances where each substance keeps its own identity upon mixing.
Classify each of the following as a pure substance or a mixture.
A concrete b tomato juice c marble d seawater e iron.
Marble is a type of limestone so is a.
Mixtures are present almost everywhere on earth.