Zeytun- science flash cards

1
Q

what is a Mixtures

A

They have no chemical reaction they have two more substances and can be separated.

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2
Q

what is a Solution

A

They have two or more substances cant be separated have a chemical reaction

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3
Q

what is a Homogeneous solution

A

A mixture that can separate and do not mix with each other.

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4
Q

what is Separating funnel

A

A piece of laboratory glass were used in liquid and liquid extractions to separate the components of a mixture into immersible solvent phase of different densities. liquid+ liquid

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5
Q

what is Settling

A

Settling is the process by witch particles settle to the bottom of a liquid and forms. liquid + solid

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6
Q

what is sieves

A

A sieves is a device for separating wanted piece and unwanted pieces . solid + solid

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7
Q

what is filters

A

A process in which solid particles in a liquid or gaseous fluid are moved by using a filter. liquid+ solid

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8
Q

What is centrifuge

A

A madnine with a rapidly rotating container that has centrifuge force to it content. liquid+liquid.

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9
Q

what is sublimation

A

sublimation separates a mixture of solid on of which sublimes a few substances change directly to a vapor solid+solid

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10
Q

what is cohesion

A

cohesion is a force between molecules of a substance.

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