Consider the balanced chemical equation 4B(s)+3O 2 (g) 2B 2 O 3 (s) What mole would you use to calculate the number of moles of product that would be expected if a given number of moles of boron reacts completely A. 2 mol B 2 O 3 /3 mol B

B. 4 mol B 2 O3/
2 mol B
C. 2 mol B 2 O 3 /
4 mol B
D. 3 mol B 2 O 3 /
2 mol B

Which class of molecules functions as chemical signals? hormones water carbohydrates proteins

Is a pencil falling to the floor anon contact force, a force, or a contact force

Chlorine and water react to form hydrogen chloride and oxygen, like this: 2cl2 (g) + 2h2o (g) → 4hcl (g) + o2 (g) also, a chemist finds that at a certain temperature the equilibrium mixture of chlorine, water, hydrogen chloride, and oxygen has the following composition: compound concentration at equilibrium cl2 0.55m h2o 0.57m hcl 0.53m o2 0.34m calculate the value of the equilibrium constant kc for this reaction. round your answer to 2 significant digits.