Question

3 Which of the following statement is NOT coitect about mass?
(a) It is the measure of the quantity of matter a body contains.
(b) The basic unit of mass in the SI system is kilogram.
(c) It is the amount of space occupied by an object.
(d) The mass of a body does not vary as its position changes.​

Answer 1

Answer:

The mass of a molecule which may consist of different elements having different number of moles.

Explanation:

From the above question,

Mass can be defined as the measure of how much matter is in an object; bycombining the total number of atoms, their density, and the type of atom found within an object.

To measure mass, one uses kilograms normally abbreviated as kg.

In physics, there are two kinds of mass,

Inertia mass, which is determined by the way the object resists acceleration and

Gravitational mass which measures how much gravity an object exerts on other objects.

• It is the mass of a molecule which may consist of different elements having different number of moles.
• For example, Molecular mass of water,  is 18 g.
• It is also expressed in grams .
• It is the mass of One mole of any particle .
• For example, Molar mass of Sodium, Na is 23 g.
• It is generally expressed in grams.

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