Suppose you've just heard an opera singer warm up her voice. Write your own science question about the sounds a singer makes.

What is the number of moles in 15.0 g ash3?

Match the mixture with the substance// i really need on this guys (it’s a pic btw)

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∘