Honors Chemistry Lab Activity 1:1 Identifying Elements, Compounds, and Mixtures Directions: Read through the review chart below and then answer the pre - lab questions. Do this on your own paper Procedure: Rotate through each of the stations identifying each presented substance as an element, compound, or mixture. If it is a mixture, be sure to include whether it is homogeneous or heterogeneous. For each conclusion, write your observations that led you to your conclusion and a meaningful reason for your classification .Do this on your own paper Station 1: Oil and water in a beaker Description/Observations Classification: Description/Observations Station 2: Copper (Cu) wire Description/Observations Classification Description/Observations Station 3: Chalk (CaCO3) Description/Observations Classification: Description/Observations Station 4: Sand and Salt Description/Observations Classification Description/Observations Station 5: Orange Juice Description/Observations Classification: Description/Observations Station 6: Egg salad sandwich Description/Observations Classification Description/Observations When you are finished: There will be an unknown substance in a beaker on each lab table. You do not know whether this is a pure substance or homogenous mixture. Propose and describe a procedure that you might carry out in order to establish the classification of this substance. Describe your procedure and report on your conclusion.