What is the material called that covers landmasses. the material is made out of once-living animals and tiny bits of rocks?

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∘

Answer asap need it by wednesday morning calculate the ph of 0.02m hcl best answer will be brainliest

Find the mass, in grams, of 5.00*10^23 molecules of f2