Dynamics The branch of physics involving the motion of an object and the relationship between that motion and other physics concepts Kinematics is a part of dynamics In kinematics, you are interested in the description of motion Not concerned with the cause of the motion
简单混合物 Simple mixtures偏摩尔体积 Partial molar VolumeⅤ≠V1+Ⅴ2Partial molar volume of substance a in a mixture is the change involume per mole of a added to the large volume of the mixture