10.0 points 3.1 mol Fe(OHI); and 6.9 mol IL, SO, react
according to the equation
2 Fe(OH)3 + 3H2SO,
Fe2(SO4)3 + 6H20.
If the limiting reactant is Fe(OH)2, deter-
mine the amount of excess reactant that re-
mains.
Answer in units of mol.

What happens to the concentration of hydronium ions as the ph of a solution increases? a. hydronium ion concentration stays the same b. hydronium ion concentration decreases c. hydronium ion concentration increases

Which of the following involves only abiotic factors? a. a large rock being weathered by wind and rain b. an otter using a stone to break open a sea urchin c. a spider building a web in the corner of a building d. a pine tree absorbing light from the sun

Total number of electrons that can occupy the d sub level