Which of the following correctly provides the name and formulas of polyatomic ions

The first element on the periodic table of elements is carbon. a. true b. false

Consider the reaction: n2(g) + o2(g) ? 2no(g) kc = 0.10 at 2000oc starting with initial concentrations of 0.040 mol/l of n2 and 0.040 mol/l of o2, calculate the equilibrium concentration of no in mol/l how would this be done?

Draw the aromatic compound toluene (methylbenzene). show all hydrogen atoms, including those on the ring.