in the synthesis of ethyl cinnamate using the wittig reaction, both e and a isomers were formed. how can you tell the difference between them using 1h-nmr ?

Evaluate this exponential expression,8. (2 + 3)2 – 42

Consider the reaction: n2(g) + o2(g) ? 2no(g) kc = 0.10 at 2000oc starting with initial concentrations of 0.040 mol/l of n2 and 0.040 mol/l of o2, calculate the equilibrium concentration of no in mol/l how would this be done?

What is the mass of 2.00 l of an intravenous glucose solution with a density of 1.15 g/ml?