PLEASE HELP ME WITH THIS!!! I DONT UNDERSTAND IT THANK YOUU

Chemical kinetics what was the rate of reaction in trial 3? choose the closest answer.

How many moles of air are there in a human lung with a volume of 2.4 l at stp? explain your answer

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∘