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mass 1Mass, abbreviated as \(m\), is the amount of matter an object has.  It is the property of a body that causes it to have weight in a gravitational field.  It is sometimes used interchangeably in place of weight.  Mass is a scalar quantity having magnitude and is independent of any specific direction.  Weight is a vector quantity that depends on the gravity at a specific location.  The mass of an object is different from its weight, which is the force exerted on the object by gravity.  Mass is a fundamental property of matter, whereas weight is dependent on the object's mass and the acceleration due to gravity.

 

Mass

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\( m \;=\; \rho \cdot V  \)     (Mass)

\( \rho \;=\;  \dfrac{ m }{ V }  \) 

\( V \;=\; \dfrac{ m }{ \rho } \) 

Mass (\(m\))  :

Mass Formula

\(\large{ m \;=\; \rho \cdot V  }\) 
Where : 
\( m \) = Mass
\( \rho \)   (Greek symbol rho)  =  Density
\( V \)  =  Volume

Mass Types

Gravitational Mass  -  The mass of an object as measured by its interaction with gravity, it is equal to its inertial mass.
Internal Mass  -  The mass of an object measured by its resistance to acceleration when a force is applied.
Invariant Mass  -  The inferred value of the mass is independent of the reference frame in which the energies and momentum are measured so that the mass is invariant
Mass Diffusivity  -  A proportionality constant between the molar flux due to molecular diffusion and the gradient in the concentration of the species.
Molar Mass  -  The mass of a given compound equal to its molecular mass in gram.
Relativity Mass  -  The mass of a body in motion relative to the observer.
Rest Mass  -  Rest mass of a body is measured when the body is at rest and motionless and is also relative to an observer moving or not moving.

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