NO LINKS PLEASE! which of the following has the largest atomic radius?
Al
B
Ca
N

How many mmols of tris-hcl are there in 100 ml of a 100 mm tris-hcl buffer solution at ph 8.1? note that the 100 mm refers to the sum of tris and tris-hcl concentrations?

Which reason best explains why metals are malleable? a)because they have delocalized electrons b)because they have localized electrons c)because they have ionic bonds d)because they have rigid bonds

Estimate the molar mass of the gas that effuses at 1.6 times the effusion rate of carbon dioxide.