A pure substance has a definite and constant composition like salt or sugar.
													
																	Is marble a pure substance or a mixture. 
									
		
	
	
		
	
	
		
	
	
		
	
																	3 define the process of sublimation. 
																	An element is composed of a single kind of atom. 
																	Marble is a type of limestone so is a. 
																	Marble is a type of limestone so is a. 
															
													
									
		
	
	
		
	
	
		
	
	
		
	
																	Just like granite marble is a mixture. 
																	2 what distinguishes a mixture from an impure subastance. 
																	Classify each of the following as a pure substance or a mixture. 
																	Are defined as matter which consists of two or more substances mixed together. 
															
													
									
		
	
	
		
	
	
		
	
	
		
	
																	A concrete b tomato juice c marble d seawater e iron. 
																	However unlike granite marble is typically more than 90 calcium carbonate so it might count as a pure substance. 
																	A mixture can be either homogeneous or heterogeneous. 
																	They are called mixtures. 
															
													
									
		
	
	
		
	
	
		
	
	
		
	
																	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 atom is the smallest particle of an element that still has all the properties of the element. 
																	Marble are not homogeneous and therefore not pure substances or compounds. 
															
													
									
		
	
	
		
	
	
		
	
	
		
	
																	In a heterogeneous mixture several difference components can be detected with the unaided eye. 
																	Pure marble is calcium carbonate caco3 a chemical compound not a mixture. 
																	Marble is a type of limestone so is a. 
																	A concrete b tomato juice c marble d seawater and e iron. 
															
													
									
		
	
	
		
	
	
		
	
	
		
	
																	Just like granite marble is a mixture. 
																	However unlike granite marble is typically more than 90 calcium carbonate so it might count as a pure substance.