Which of the following does not influence the speed of a chemical reaction?
A) concentration of the reactants
B) molecular mass of the reactants
C) surface area of solid reactants
D) temperature
Question 2
The formula of iron(II) phosphate is
A) FePO4.
B) Fe2PO4.
C) Fe2(PO4)3.
D) Fe3(PO4)2.