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Establish a quantitative relationship between the mass and the number of these particles(atoms and molecules)?
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Establish a quantitative relationship between the mass and the number ...
hey , i am abhishek

given no. of particles(N)/avogardo's no. of particle (No) = given mass(m)/gram molar mass(M)

above is the quantative relationship between the mass and the number of these particles (atoms and moleules). this is the mole concept . i hope its clear all of you

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Establish a quantitative relationship between the mass and the number ...
Quantitative Relationship between Mass and the Number of Particles

Introduction
In order to establish a quantitative relationship between the mass and the number of atoms and molecules, we need to understand the concept of molar mass and Avogadro's number.

Molar Mass
Molar mass is defined as the mass of one mole of a substance. It is expressed in grams per mole (g/mol). The molar mass of an element is numerically equal to its atomic mass expressed in atomic mass units (amu). For example, the molar mass of carbon (C) is 12.01 g/mol.

Avogadro's Number
Avogadro's number, denoted as NA, is defined as the number of atoms or molecules in one mole of a substance. Its value is approximately 6.022 × 10^23 particles/mol.

Relationship between Mass and Number of Particles
The relationship between mass and the number of particles can be established using the following equation:

Mass (g) = Number of Particles x Molar Mass (g/mol)

This equation allows us to calculate the mass of a given number of particles or vice versa.

Example
Let's consider an example to illustrate this relationship. We want to find the mass of 2 moles of oxygen atoms (O).

1. Determine the Molar Mass of Oxygen
The molar mass of oxygen is 16.00 g/mol.

2. Use the Equation
Mass (g) = Number of Particles x Molar Mass (g/mol)
Mass (g) = 2 mol x 16.00 g/mol
Mass (g) = 32.00 g

Therefore, the mass of 2 moles of oxygen atoms is 32.00 grams.

Conclusion
The quantitative relationship between mass and the number of atoms and molecules can be established using the equation Mass (g) = Number of Particles x Molar Mass (g/mol). This equation allows us to calculate the mass of a given number of particles or vice versa. By knowing the molar mass and Avogadro's number, we can determine the relationship between mass and the number of particles in a substance.
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