This system is being controlled by heating and cooling systems. How would an uncontrolled system behave?

If anyone would be able to me out with these three questions it would be these are from the chem 2202 course.

Consider the directing effects of the substituents on salicylamide and predict the possible structures of the iodination products. which do you think will be the major product?

8.98 dm3 of hydrogen gas is collected at 38.8 °c. find the volume the gas will occupy at -39.9 °c if the pressure remains constant.