X X When lodoethane is boiled with alc. KOH an alkene X is formed. (a) Write the reaction and identify the alkene. (b) What happens when X is treated with HBr. (c) Give a chemical test of X. (d) How will you convert X into polyethene. 12] 12 [2] 12]​

The yearly amounts of carbon emissions from cars in belgium are normally distributed with a mean of 13.9 gigagrams per year and a standard deviation of 5.8 gigagrams per year. find the probability that the amount of carbon emissions from cars in belgium for a randomly selected year are between 11.5 gigagrams and 14.0 gigagrams per year. a. 0.340 b. 0.660 c. 0.167 d. 0.397