Belinda observes that the reaction 2H2O + 02 2H2O2 appears to have stopped, because the concentrations of reactants and products are not changing. Which statement is true at this point in the reaction? O A. Molecules of H20 and O2 have stopped forming. B. Molecules of H2O2 have stopped forming. O C. Molecules of H2O2 are forming only when the reaction vessel is disturbed O D. Molecules of H2O2, H20, and O2 are still forming.