Which is an example of a chemical reaction? a) tearing up your last science test. b) eating a antacid to calm your upset stomach. c) rubbing your hands together to warm them. d) pouring water on a cut to wash off the germs.

b) phosphorus pentoxide

in simple terms, the principle states that the buoyancy force on an object is equal to the weight of the fluid displaced by the object, or the density of the fluid multiplied by the submerged volume times the gravitational acceleration, g. this is also known as upthrust.