Anyone please 2KI(aq) + Pb(NO3)2(aq) = 2KNO3(aq) + PbI2(s)
Determine the number of moles potassium iodide that are consumed in this reaction.

Imagine that twenty i.u.’s of enzyme z were catalyzing the above reaction for one minute, under vmaxconditions, in a 3.00 ml assay volume. the assay is buffered with 20 mm phosphate buffer, ph 7.60. what will the ph be at the end of that one minute?