Sterochemistry

Please refer to attachments provided for the full problem descriptions.

Part I: Sterochemistry, Part II: Fractional Distillation

Part I: Refer to attachment for sterochemistry Part II: TEMP(C) mmHg TEMP(C) mmHg Benzene 30 120 Toluene 30 37 40 180 40 60 50 270 50 95 60 390 60 140 70 550 70 200 80 760 80 290 90 1010 90 405 100 1340 100 560 110 760 1. What is the mole fraction of each component if 3.9g of benzene C6H6 is dissolved in 4.6g of toluene C7H8?... click for more

Structure for 2 products

I need help determining how the products below might be formed and what their structures might look like: Br2(over Arrow) 2-butyne --------->C4H6Br2(28%yld) + C6H12Br2O2(65%yld) CH3OH(under arrow) Thanks for any help!

Synthesizing 3-hexanone

i am trying to synthesize 3-hexanone from acetylene and ethyl bromide. Any help with how this can be done?

Preparation of Isopentyl Acetate

Why is a large excess of acetic acid used in the preparation of isopentyl acetate?