Which compound has hydrogen bonding between its molecules?
(1) ch4 (3) kh
(2) cah2 (4) nh3

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?