An irregular shaped sample of zinc has a mass of 23.21 g. This sample is carefully placed in a graduated cylinder of water with an initial volume of 18.75 mL. What is the final volume of the water and zinc

Achange in the number of neutrons in an atom will change an blank . when the number of protons changes in an atom, a new element will form.

How does a hydroelectric power plant converts energy into energy.

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?