What do elemens in the same period have in common?

What happened to the amount of carbon dioxide in the atmosphere from 2010–2017?

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?

Apush or pull that moves or changes and object when to objects touch