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Physical Chemistry

Calculation of Number of Moles, Atoms, and Molecules

Science > Chemistry > Molecule and Molecular Mass > Calculation of Number of Moles, Atoms, and Molecules In this article, we shall study the calculation of number of moles, number of atoms, and molecules in a given moles. Schematic Diagram for Mole Calculations: Where, m = Given mass, M = Molar mass v = Given […]

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Physical Chemistry

Mole Concept

Science > Chemistry > Molecule and Molecular Mass > Mole Concept In this article, we are going to study very important concept of chemistry known as the mole concept. Berzelius Hypothesis: According to Dalton’s atomic theory atoms of different elements combine with each other in a simple whole number ratio, whereas Gay Lussac’s law of […]

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Physical Chemistry

Molecular Mass by Victor Meyer’s Method

Science > Chemistry > Molecule and Molecular Mass > Molecular Mass by Victor Meyer’s Method In the last few articles, we have studied the molar volume method, Regnault’s method, Graham’s diffusion law method, and ideal gas equation method to determine molecular mass. In this article, we shall study Victor Meyer’s method to determine the molecular […]

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Physical Chemistry

Molecular Mass Using Ideal Gas Equation

Science > Chemistry > Molecule and Molecular Mass > Molecular Mass Using Ideal Gas Equation In the last few articles, we have studied the molar volume method, Regnault’s method, and Graham’s diffusion law method to determine molecular mass. In this article, we shall study the ideal gas equation method to determine the molecular mass of […]

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Physical Chemistry

Molecular Mass Using Graham’s Law of Diffusion

Science > Chemistry > Molecule and Molecular Mass > Molecular Mass Using Graham’s Law of Diffusion In the last few articles, we have studied the molar volume method and Regnault’s method to determine molecular mass. In this article, we shall study Graham’s law diffusion method to determine the molecular mass of a gas. Molecule: When […]

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Physical Chemistry

Molecular Mass by Regnault’s Method

Science > Chemistry > Molecule and Molecular Mass > Molecular Mass by Regnault’s Method In the last article, we have studied the molar volume method to determine molecular mass. In this article, we shall study the concept of molecular mass (molar mass) and Regnault’s method to determine it. Molecule: When two or more atoms are […]

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Physical Chemistry

Molecular Mass Molar Volume Method

Science > Chemistry > Molecule and Molecular Mass > Molecular Mass by Molar Volume Method In this article, we shall study the concept of molecular mass (molar mass) and molar volume method to determine it. Molecule: When two or more atoms are firmly held together by a chemical bond, a molecule is formed. The molecule […]

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Physical Chemistry

Equivalent Masses of Acids, Bases, and Salts

Science > Chemistry > Concept of Atomic Mass and Equivalent Mass > Equivalent Masses of Acids, Bases, and Salts In this article, we shall study the determination of the equivalent mass of acid, base, and salt. Equivalent Mass of Acids: One gram equivalent mass of an acid is that mass of it which contains one […]

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Physical Chemistry

Equivalent Mass Using Faraday’s Laws of Electrolysis

Science > Chemistry > Concept of Atomic Mass and Equivalent Mass > Use of Laws of Electrolysis In the last few articles, we have studied the hydrogen displacement method, oxide formation method, reduction method, chloride formation method, and double displacement method to determine the equivalent mass of metal. In this article, we shall study use […]

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Physical Chemistry

Equivalent Mass by Double Displacement Method

Science > Chemistry > Concept of Atomic Mass and Equivalent Mass > Double Displacement Method In the last two articles, we have studied the hydrogen displacement method, oxide formation method, reduction method, and chloride formation method to determine the equivalent mass of metal. In this article, we shall study double displacement method and metal displacement […]