Which of the following depends on an object's displacement not distance from the starting point? question 2 options: velocity acceleration displacement speed

All cells are made of four types of acids, lipids, proteins, and carbohydrates.

The bond energy for the van der waals bond between two helium atoms is 7.9×10−4ev. assuming that the average kinetic energy of a helium atom is (3/2)kbt, at what temperature is the average kinetic energy equal to the bond energy between two helium atoms

The empirical formula of a compound is ch2o and its mass is 120 amu/molecule, what is its formula?