Visualizing Concepts
Which of the following figures represents (a) a pure element, (b) a mixture of two elements, (c) a pure compound, (d) a mixture of an element and a compound? (More than one picture might fit each description.)[Section]
C127 Lecture 7 Notes- Milk Separation 2-25-16 Exam questions relatively evenly split between 4 experiment o Any kind of calculator o Lab notebook o 3x5 note card allowed o Sunday 7:15 Q/A review FIRST FORMAL LAB REPORT Learning Goals o Perform natural product separation o Identify major components of milk o Assign polar/nonpolar properties to a component based on separation scheme o Utilize qualitative analytical tests- chemical tests, ie. color change, precipitate that indicates a particular component is present Safety and Waste Disposal o Review safety agreement, especially sections on chemical spills, protectiv
