HELP PLZ!!! Which of the following lists four elements from greatest electronegativity to least electronegativity? A.
Pb, Bi, B, O
B.
Rb, Ge, Xe, Po
C.
Rn, Ge, Si, Ar
D.
Cl, Si, Mg, Na

Astudent is asked to identify and element that is pale yellow brittle solid and does not conduct electricity. at which location in this periodic table would the element most likely be found?

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?

37.0 °c = °f (human body normal temperature)