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Column chromatography | Chemical processes | MCAT | Khan Academy

361,708 views

khanacademymedicine

Video Language:

  • English

Caption Language:

  • {{captionLanguage | language_name}} ({{captionLanguage}})

Accent:

  • English

Speech Time:

99%
  • 6:35 / 6:38

Speech Rate:

  • 162 wpm - Fast

Category:

  • Education

Tags :

Intro:

Video Vocabulary

different

/ˈdif(ə)rənt/

adjective

Not of the same kind; unlike other things.

chemistry

/ˈkeməstrē/

noun

branch of science concerned with substances of which matter is composed, investigation of their properties and reactions.

material

/məˈtirēəl/

adjective noun

Relevant; (of evidence) important or significant. matter.

ingredient

/inˈɡrēdēənt/

noun

Food item used when making a meal or drink.

chromatography

/ˌkrōməˈtäɡrəfē/

noun

technique for separation of mixture by passing it in solution or suspension through medium in which components move at different rates.

opening

/ˈōp(ə)niNG/

adjective noun verb

initial. space or gap allowing passage. To make accessible or able to be used, e.g. road.

companies

/ˈkəmp(ə)nē/

noun other verb

commercial business. Businesses that sell things or provides services. associate with.

organic

/ôrˈɡanik/

adjective

relating to living matter.

process

/ˈpräˌses/

noun verb

Dealing with official forms in the way required. To convert by putting something through a machine.

whatever

/(h)wətˈevər/

adjective adverb determiner exclamation pronoun

Referring to any particular kind, type, quantity. at all. Anything or everything needed; no matter what. said as response indicating reluctance to discuss something, often implying indifference. used to emphasize lack of restriction.

produce
noun verb

Fresh foods such as fruits and vegetables. To grow something naturally.

solvent

/ˈsälvənt/

adjective noun

having assets in excess of liabilities. liquid in which solute is dissolved to form solution.

sometimes

/ˈsəmˌtīmz/

adverb

Only at certain times; occasionally.

purification

/ˌpyo͞orəfəˈkāSH(ə)n/

noun

Ceremonial cleansing from sin.

amounts

/əˈmount/

noun other verb

quantity. (Values) added up to a certain figure. To add up to a certain figure.

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