What is the formula of the compound that contains iron (ii) (fe2+) and sulfate (so42–) ions?

Over the last 90 years, scientists have added to the body of evidence supporting the big bang theory. what is the latest piece of evidence discovered in 2014?

Chemical energy is a form of a. kinetic energy only. b. both potential and kinetic energy. c. neither potential nor kinetic energy. d. potential energy only. reset

What is happening when the water inside a kettle heats up and begins to boil