Can you determine where each sample was from? use what you know about relative salinity and its global variation. label the samples accordingly and complete the two sentences with labels that correctly describe seasonal sea ice melt and seawater freezing and the relationship to salinity

2-bromo-2-methylbutane undergoes an e1 elimination reaction in the presence of ethanol. in the next reaction only one of the possible products is represented. although the product shown is not the major product of the reaction, notice that there is more than one way it can be produced. complete the mechanism and draw the missing substances.