Table of Contents
- 1 How many phases are present in an unsaturated NaCl solution?
- 2 How many phases are there in NaCl solution?
- 3 What is the phase system of saturated solution of sodium chloride?
- 4 How do you find the number of components in phase rule?
- 5 What is the component of salt and water?
- 6 What are the components of water and salt mixture?
- 7 What is number of components?
- 8 How many components are there?
- 9 What is the phase component of NH4Cl dissociation?
- 10 What are the two components of water and its phases?
- 11 What is the degree of freedom of NaCl Sol solution?
How many phases are present in an unsaturated NaCl solution?
7. Calculate the number of phases in an unsaturated solution of NaCl and water. Explanation: Since the salt is completely miscible in water, it forms a homogeneous mixture and hence it has only one phase (miscible liquids form only one phase and only one component).
How many phases are there in NaCl solution?
Explanation: The saturated solution of sodium chloride consists of three phases—solid sodium chloride, salt solution and water vapour in equilibrium. The chemical composition of each phase of the system can be expressed if we consider two chemical constituents NaCI and water as shown below.
How many phases is salt and water?
For example, in our salt-water system, if all of the salt is dissolved in the water, consists of only one phase (a sodium chloride – water solution). If we have too much salt, so that it cannot all dissolve in the water, we have 2 phases, the sodium chloride – water solution and the salt crystals.
What is the phase system of saturated solution of sodium chloride?
Two completely miscible liquids yield a uniform solution. Thus a solution of ethanol and water is a 1-phase system. ) and water constitutes a 2-phase system. However, a saturated solution of sodium chloride in contact with excess solid sodium chloride is a 2-phase system.
How do you find the number of components in phase rule?
The phase rule states that F = C − P + 2. Thus, for a one-component system with one phase, the number of degrees of freedom is two, and any temperature and pressure, within limits, can be attained.
How many components are present in the system NH4Cl s → NH3 g HCl g )?
one component system
The system consists of 2 phases namely solid NH4Cl and the gaseous mixture containing NH3 + HCl. When NH3and HCl are present in equivalent quantities the composition of both the phases can be represented by NH4Cl and hence the system will be a one component system.
What is the component of salt and water?
In addition to water (made up of hydrogen and oxygen atoms — H2O), seawater in the ocean has more than 70 elements dissolved in it but only six make up more than 99\% of all the dissolved salts and all occur as ions — that is, electrically charged atoms or groups of atoms: Sodium (Na+), Chloride (Cl−), Magnesium (Mg+).
What are the components of water and salt mixture?
For example, in a solution of salt in water, the solute is salt, and solvent is water. Solutions come in all phases, and the solvent and the solute do not have to be in the same phase to form a solution (such as salt and water).
How many phases are in a saturated solution?
Learn about the six phase changes–freezing and melting, sublimation and deposition, vaporization and condensation–and understand the heating curve.
What is number of components?
The number of components represents the minimum number of independent species necessary to define the composition of all phases of the system. Calculating the number of components in a system is necessary when applying Gibbs’ phase rule in determination of the number of degrees of freedom of a system.
How many components are there?
The number of components is equal to the number of distinct chemical species (constituents), minus the number of chemical reactions between them, minus the number of any constraints (like charge neutrality or balance of molar quantities).
How many phases and components are present in the following system CaCO3 S CaO’s CO2 g?
3 phases
It involves 3 phases namely solid CaCO3, solid CaO and gaseous CO2.
What is the phase component of NH4Cl dissociation?
Equation: NH4Cl ⇌ NH3 + HCl (solid) (gas) (gas) Phase Components Solid = NH4Cl Gaseous = xNH3 + xHCl or NH4Cl Thus dissociation of Ammonia is a 2-component system. 16.
What are the two components of water and its phases?
Water and oil – two components (H 2 O, HC) , two phases – both liquids but are considered immiscible (no mixing at the molecular level). Water and alcohol – two components (H 2 O, CH 3 OH) , one phase – a miscibile solution. Water (10 g) and Salt (1g) – two components (H 2 O, NaCl) , one phase – a solution.
What are some examples of substances that have two phases?
Ice and powdered glass – two components (H 2 O, SiO 2) , two phases – both solid. Water and oil – two components (H 2 O, HC) , two phases – both liquids but are considered immiscible (no mixing at the molecular level). Water and alcohol – two components (H 2 O, CH 3 OH) , one phase – a miscibile solution.
What is the degree of freedom of NaCl Sol solution?
19. For saturated NaCl Sol, F=1 NaCl ⇌ NaCl-Solution ⇌ water vapours the system has 1 degree of Freedom . For ice-water -vapour System: ice ⇌ water ⇌ vapours. It has no degree of freedom so F=0 20.