Initial Vapour Density Formula:
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Definition: Initial Vapour Density is the density of a vapour substance during the initial stages of reaction.
Purpose: It helps in understanding the behavior of gases during chemical reactions and is particularly important in equilibrium studies.
The calculator uses the formula:
Where:
Explanation: The formula calculates the initial vapour density by considering the equilibrium vapour density, initial concentration, and degree of dissociation of the substance.
Details: Understanding initial vapour density is crucial for predicting reaction behavior, designing chemical processes, and studying reaction kinetics.
Tips: Enter the equilibrium vapour density, initial concentration in mol/m³, and degree of dissociation. All values must be ≥ 0.
Q1: What is equilibrium vapour density?
A: Equilibrium Vapour Density is the density of a vapour substance during the stages of reaction at equilibrium.
Q2: How is degree of dissociation determined?
A: The Degree of Dissociation is the extent of generating current carrying free ions, which are dissociated from the fraction of solute at a given concentration.
Q3: What units should I use for concentration?
A: The calculator uses mol/m³ (moles per cubic meter) for concentration.
Q4: Can degree of dissociation be zero?
A: Yes, if there is no dissociation occurring in the reaction.
Q5: How does initial vapour density relate to molecular weight?
A: Vapour density is directly related to molecular weight, with higher molecular weight substances typically having higher vapour densities.