Draw (Z)-1,3-hexadiene in its s-trans conformation.

What is the formula of arsenopyrite?

A) FeAsS
B) FeS
C) AsS
D) FeAs

What phase must a sample be in when it is run through a gas chromatograph?

Predict the number of signals expected (disregarding splitting) in the ¹H spectrum of m-xylene (1,3-dimethylbenzene).