A 20.0 mL solution of HCl with a pH if 1.500 is diluted by the addition of 80.0 additional mL of water, so that the total solution volume is 100.0 mL. What is the new pH of the solution after the dilution? a.) 7.000
b.) 2.199
c.) 3.320
d.) 12.599

Nickel crystallizes in the face-centered cubic (fcc) lattice. the density of the metal is 8902 kg/m3. calculate the radius of a nickel atom.

How are elements arranged in a periodic table

Which of the following statements about hybrid orbitals is or are true? choose all that apply. choose all that apply. under sp2 hybridization, the large lobes point to the vertices of an equilateral triangle. after an atom undergoes sp hybridization there is one unhybridized p orbital on the atom. the angle between the large lobes of sp3 hybrids is 109.5∘