A student produced ZnI2 then allowed the product to cool to room temperature without covering the vessel.
How will the percent yield be affected? :
a) Percent yield will decrease because the product decomposes.
b) Percent yield will decrease as the solid sublimes into a gas.
c) Percent yield will increase as the hydroscopic product absorbs water from the air
d) Percent yield will increase as the product reacts with oxygen molecules to add mass