4. What if I worked in industry or fashion? What could I create by knowing how electrons are structured and how to put atoms together? What technologies could I improve on?

What is the ph of a 0.0010 m hno3? 1.0 3.0 4.0 5.0

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?

What are fossils of organisms that existed over a wide area but only for a limited time period called?