21. In a flask, 10,3 g of aluminum reacted with 100,0 g of liquid bromine to form
aluminum bromide. After the reaction, no aluminum remained and 8.5 grams of
bromine remained unreacted. How many grams of bromine reacted? How many
grams of compound were formed?

Which class of molecules functions as chemical signals? hormones water carbohydrates proteins

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.

Which of the following is the molecular formula for a simple sugar? a. cooh b. h2o c. oh d. c6h12o6