Menthol is an organic compound that can be made synthetically or extracted from peppermint or other mint oils. substances that contain menthol can often be distinguished by its unique smell. what would be the safest way to smell unknown compounds to check for the presence of menthol?

Light waves can move through , but they travel fastest when they move through a(n) .

In vapor-liquid equilibrium in a binary mixture, both components are generally present in both phases. how many degrees of freedom are there for such a system? the reaction between nitrogen and hydrogen to form ammonia occurs in the gas phase. how many degrees of freedom are there for this system? steam and coal react at high temperatures to form hydrogen, carbon monoxide, carbon dioxide, and methane. the following reactions have been suggested as being involved in the chemical transformation:

Is of of 3- ? a. 1--3- b. 1--2- c. 1--3- d. of