posted by paul .
by how many newtons do you increase the weight of your car when you fill up your 11.5 gal gas tank with gasoline
a gallon is equal to 3.788 L and the density of gasoline is 737kg/m3
W = density * volume * g
V = 11.5 gallons is 43.56 liters
= 0.04356 m^3
W = 737*0.04356*9.8= ___ N