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Questions and Answers
Questions and Answers
A mixture is a combination of two or more substances that are not chemically bonded ______
A mixture is a combination of two or more substances that are not chemically bonded ______
together
Mixture and separation of mixture science is an important aspect of ______ and engineering
Mixture and separation of mixture science is an important aspect of ______ and engineering
chemistry
Heterogeneous mixtures have different components that do not evenly distribute throughout the ______
Heterogeneous mixtures have different components that do not evenly distribute throughout the ______
mixture
Homogeneous mixtures have evenly distributed ______
Homogeneous mixtures have evenly distributed ______
The properties of a mixture depend on the properties of the components that it ______
The properties of a mixture depend on the properties of the components that it ______
Distillation is a process in which a mixture is heated to its boiling point, and the vapors are then cooled and ______
Distillation is a process in which a mixture is heated to its boiling point, and the vapors are then cooled and ______
Filtration is a process in which a mixture is passed through a filter to separate ______ particles from the liquid.
Filtration is a process in which a mixture is passed through a filter to separate ______ particles from the liquid.
Centrifugation is a process in which a mixture is spun at high speeds to separate the components based on their ______.
Centrifugation is a process in which a mixture is spun at high speeds to separate the components based on their ______.
Chromatography is a process in which a mixture is passed through a stationary medium, and the components separate based on their affinity for the ______.
Chromatography is a process in which a mixture is passed through a stationary medium, and the components separate based on their affinity for the ______.
Evaporation is a process in which a liquid mixture is heated to evaporate the solvent, leaving behind the ______.
Evaporation is a process in which a liquid mixture is heated to evaporate the solvent, leaving behind the ______.
Crystallization is a process in which a liquid mixture is cooled to form crystals, and the crystals can then be separated from the ______.
Crystallization is a process in which a liquid mixture is cooled to form crystals, and the crystals can then be separated from the ______.
Electrolysis is a process in which an electric current is passed through a mixture to separate the components based on their electrical ______.
Electrolysis is a process in which an electric current is passed through a mixture to separate the components based on their electrical ______.
Distillation is used in the production of alcoholic beverages, such as beer, wine, and ______.
Distillation is used in the production of alcoholic beverages, such as beer, wine, and ______.
Filtration is used in the production of water and in various industrial ______.
Filtration is used in the production of water and in various industrial ______.
Centrifugation is used in the production of orange juice and in various laboratory ______.
Centrifugation is used in the production of orange juice and in various laboratory ______.
Evaporation is used in the production of various chemicals and in food ______.
Evaporation is used in the production of various chemicals and in food ______.
Questions and Answers
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Flashcards
Flashcards
What is a mixture?
What is a mixture?
A combination of two or more substances that are physically combined but not chemically bonded.
What are heterogeneous mixtures?
What are heterogeneous mixtures?
Mixtures with unevenly distributed components.
What are homogeneous mixtures?
What are homogeneous mixtures?
Mixtures with evenly distributed components.
What is distillation?
What is distillation?
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What is filtration?
What is filtration?
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What is centrifugation?
What is centrifugation?
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What is evaporation?
What is evaporation?
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What is chromatography?
What is chromatography?
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What is crystallization?
What is crystallization?
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What is electrolysis?
What is electrolysis?
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Distillation application?
Distillation application?
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Filtration application?
Filtration application?
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Centrifugation application?
Centrifugation application?
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Evaporation application?
Evaporation application?
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Chromatography application?
Chromatography application?
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Crystallization application?
Crystallization application?
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Study Notes
Study Notes
Mixture and Separation of Mixture Science
Mixture and separation of mixture science is an important aspect of chemistry and engineering. It involves understanding how to mix different substances together and how to separate them once they are mixed. In Cambridge grade 7, students learn about various methods of separation and their applications.
Mixtures
A mixture is a combination of two or more substances that are not chemically bonded together. The properties of a mixture depend on the properties of the components that it contains. There are two main types of mixtures:
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Heterogeneous mixtures: These mixtures have different components that do not evenly distribute throughout the mixture. Examples include sand and water or oil and water.
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Homogeneous mixtures: These mixtures have evenly distributed components. Examples include sugar dissolved in water or air.
Methods of Separation
Methods of separation are used to separate a mixture into its individual components. There are several methods of separation, each with its own advantages and disadvantages:
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Distillation: This is a process in which a mixture is heated to its boiling point, and the vapors are then cooled and condensed. The components with different boiling points separate during this process.
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Filtration: This is a process in which a mixture is passed through a filter to separate solid particles from the liquid.
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Centrifugation: This is a process in which a mixture is spun at high speeds to separate the components based on their densities.
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Evaporation: This is a process in which a liquid mixture is heated to evaporate the solvent, leaving behind the solute.
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Chromatography: This is a process in which a mixture is passed through a stationary medium, and the components separate based on their affinity for the medium.
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Crystallization: This is a process in which a liquid mixture is cooled to form crystals, and the crystals can then be separated from the liquid.
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Electrolysis: This is a process in which an electric current is passed through a mixture to separate the components based on their electrical conductivities.
Each of these methods has its own set of advantages and disadvantages, and the choice of method depends on the specific components of the mixture and the desired outcomes.
Applications
Methods of separation are used in various industries and applications. For example:
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Distillation: It is used in the production of alcoholic beverages, such as beer, wine, and liquor.
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Filtration: It is used in the production of water and in various industrial processes.
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Centrifugation: It is used in the production of orange juice and in various laboratory processes.
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Evaporation: It is used in the production of various chemicals and in food processing.
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Chromatography: It is used in forensic science and in the analysis of biological samples.
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Crystallization: It is used in the production of pharmaceuticals and in various industrial processes.
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Electrolysis: It is used in the production of chlorine and in various laboratory processes.
In conclusion, mixture and separation of mixture science is an important topic in Cambridge grade 7. It involves understanding the different types of mixtures and the various methods of separation. These methods have numerous applications in various industries and processes, making them a vital part of chemical and engineering education.
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