Which equilibrium describes a reversible reaction a short time after starting the reaction with reactants only? a] n2(g)  + 3h2(g)    2nh3(g)b] n2(g)  + 3h2(g)    2nh3(g)c] n2(g)  + 3h2(g)    2nh3(g)d] n2(g)  + 3h2(g)    2nh3(g)e] n2(g)  + 3h2(g)    2nh3(g)

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∘

Ants live on acacia trees in south america. the ants feed on sugars secreted by the trees. the trees provide room for the ants to live. the ants sting any other insect or animal that comes to eat the trees. what type of relationship is this?

A40 kilogram skier starts at the top of a 12 meter high slope. at the bottom, she is travelling 10 meters per second. how much energy does she lose to friction