What is the density of an object that has a mass of 10 g and a volume
of 5 ml?
a. 0.5 g/ ml
b. 2 g/ ml
c. 15 g/ ml
d. 50 g/ ml

Aplane travels 1000 miles in 5 hours .what is the planes average speed?

Aperson stands on a platform, initially at rest, that can rotate freely without friction. the moment of inertia of the person plus the platform is ip. the person holds a spinning bicycle wheel with its axis horizontal. the wheel has moment of inertia iw and angular velocity ωw. take the ωw direction counterclockwise when viewed from above. part a what will be the angular velocity ωp of the platform if the person moves the axis of the wheel so that it points vertically upward?

Ethanol has a heat of vaporization of 38.56 kj/mol and a normal boiling point of 78.4 c. what is the vapor pressure of ethanol at 14 c?