Value-Based QuestionsQ1. Anil’s sister accidentally added some water i...
(a) The principle of using and working of separating funnel is the difference in the densities of two liquids.
(b) Liquid mixtures can be separated by distillation and fractional distillation.
(c) Anil showed the value of helping, caring and responsible behaviour.
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Value-Based QuestionsQ1. Anil’s sister accidentally added some water i...
Separating Funnel and its Principle
A separating funnel is a laboratory apparatus used for separating immiscible liquids, i.e., liquids that do not mix together. It consists of a conical-shaped glass vessel with a stopcock at the bottom. The principle behind its working is based on the difference in the densities of the two liquids being separated.
When the mixture of liquids is poured into the separating funnel and allowed to stand undisturbed, the liquids will separate into two distinct layers due to their different densities. The denser liquid will settle at the bottom, while the lighter liquid will float on top.
Separation Techniques for Liquid Mixtures
There are several techniques used to separate liquid mixtures. Two common methods are:
1. Distillation: Distillation is a process used to separate a liquid mixture based on the difference in boiling points of the components. The mixture is heated, and the component with the lower boiling point evaporates first. The vapor is then condensed and collected as a separate liquid.
2. Filtration: Filtration is a technique used to separate a solid-liquid mixture. The mixture is passed through a filter, which allows the liquid to pass through while retaining the solid particles. This method is particularly useful when the solid particles are insoluble in the liquid.
Anil's Values
The case of Anil helping his sister in separating the water from the olive oil demonstrates several positive values:
1. Responsibility: Anil takes responsibility for his sister's mistake and helps her rectify it. He understands the consequences of the accident and steps in to solve the problem.
2. Supportiveness: Anil supports his sister by assisting her in separating the water from the olive oil. He demonstrates empathy and shows that he is there to help her in difficult situations.
3. Problem-solving: Anil demonstrates problem-solving skills by using the separating funnel to separate the water and olive oil. He utilizes his knowledge and resources to find a solution to the problem at hand.
4. Caring: Anil's actions show that he cares for his sister's well-being and wants to protect her from any potential scolding. He puts her needs above his own and actively works towards resolving the issue.
Overall, Anil's actions reflect qualities of responsibility, supportiveness, problem-solving, and caring, which are commendable values to possess.
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