How can I determine relative level of sweetness between two organic structures?

Which of these best describes an ionic bond?

The mass of a neutron is equal to the mass of a proton plus the mass of an electron. true or false false true

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?