Which elements make up most organic compounds?
a.
carbon and hydrogen (also oxygen, nitrogen, phospohorus, and sulfur)
b.
helium, neon, and argon
c.
carbon and krypton

Match the following items. 1. high-intensity bundle of energy being emitted from some decaying nuclei gamma ray 2. particle radiating from the nucleus of some atoms beta particle 3. negative particle identical to an electron but radiating from a decaying nucleus alpha particle

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?

Which of these expressions are correct variations of the combined gas law? p1v1t2 = p2v2t1 both