What does a mass spectrometer do? A-carries out a chemical reaction that changes color in the presence of the
measured substance
B-separates mixtures with solid supports and liquid carriers

C-uses antibodies to detect specific substances

D-fragments components and ionizes them

the correct answer is ) possibility.

demonstrating opportunity cost is done through production possibility.

the opportunity cost can be demonstrated using the production possibility frontier or curve. this graphic shows the total number of possibilities for two products when we have the resources needed and used in an efficient manner. the main resources could be money, labor, and technology. the curve shows that the production of one good increases when the production of the othe

answer; substantive law;