Rewrite this to make it true: plants use energy to carry out cellular respiration.

Iknow the answer to 13 is b and 14 is d. i just need to know why the correct answers are correct

Which diagram shows the correct way to represent an ionic compound of magnesium oxide?

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?