Which of the following equations represents the balanced equation for the reaction of iron and oxygen? a)
4Fe + 3O2 → 2Fe2O3

b)
2Fe + O2 → Fe2O3

c)
3Fe + 3O2 → 2Fe2O3

d)
Fe + 3O2 → Fe2O3

What are transitions between a liquid and a solid called? identify which way they are transitioning

Which of the following did jj thompson discover about atoms? a)an atom has an internal structure. b) atoms are tiny indivisible particles. c)electrons orbit the nucleus of an atom. d) the nucleus of an atom contains protons and neutrons.

In which situation can a mixture always be called a solution