C, H, + 502 3 CO, + 4H20 How many moles of oxygen are necessary to react completely with four moles of propane
(C2Hz)?

Which describes interactions between substances and stomata during photosynthesis? check all that apply. oxygen enters stomata. oxygen is released through stomata. carbon dioxide enters stomata. carbon dioxide is released through stomata. hydrogen enters stomata. hydrogen is released through stomata.

Which best describes why nh4+ can form an ionic bond with ci-?

What shape would a molecule with two bound groups and two lone pairs have?