For the complete combustion of 47 g of gasoline (octane, C8H18) , the mass of oxygen consumed is a)69.20g
b)82.45g
c)138.4g
d)164.9g

What natural processes produce large quantities of co2

1) describe the physical layout of the ocean floor ? 2) explain how the dumbo octopus swims differently than other octopus species and why this would be an advantage in the aphonic zone . 3) why are the types of organisms that live at each underwater hot vent so dramatically different ?

What element has similar physical and chemical properties as boron.