What is NOT a function of the Digestive System

How many joules of heat are required to raise thetemperature of 750 g of water from 11.0 °c to 19.0 °c?

How many distinct monochlorinated products, including stereoisomers, can result when the alkane below is heated in the presence of cl2? 3 4 5 6 7?

Imagine you are a business executive who wants to pursue an environment policy for your company that limits pollution and uses fewer raw materials but would cost more what might be the discussion to your next broad meeting how would you make your case to your shareholders