True or false, when a material is heated, its particles move closer together

What is the chemical formula for a compound between li and br? libr li2br libr2 libr3

How does a nuclear reactor produce electricity?

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