Consider the chart describing the element. according to the chart, the element is with an atomic number of a) neon; 3 b) boron; 4 c) lithium; 3 d) nitrogen; 7

How many moles of air are there in a human lung with a volume of 2.4 l at stp? explain your answer

How many grams of oxygen gas are contained in a 15 l sample at 1.02 atm and 28°c? show your work.

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?