Tom Brady hands it off to his running back on the 10th yard line. The running back runs 90 yards to the end zone to score a touchdown in 9 seconds. What is the running back's speed?

Agas can holds 2.0 gal of gasoline. what is this quantity in cubic centimeters?

What reaction is taking place? 02 + c3h8 = h20 + co2

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.