What is the mass of 4.75 moles of h2so4?

Which statement is best described as a atom

The number to the right of an element's symbol (ex. c-12) identifies the of an isotope.

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∘