In this equation, what should be the coefficients of the reactants and products?
I2 + O2->I4O9
A) the coefficent of iodine is 2, oxygen is 9, and the product is 2
B) the coefficent of iodine is 9, oxygen is 4, and the product is 2
C) the coefficent of iodine is 4, oxygen is 9, and the product is 2
D) the coefficent of iodine is 2, oxygen is 9, and the product is 2