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Hess's law | Thermodynamics | AP Chemistry | Khan Academy

13,838 views

Khan Academy

Video Language:

  • English

Caption Language:

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

Accent:

  • English (US)

Speech Time:

96%
  • 5:31 / 5:43

Speech Rate:

  • 160 wpm - Fast

Category:

  • Education

Tags :

Intro:

Video Vocabulary

acetylene

/əˈsed(ə)lˌēn/

noun

colourless pungent-smelling hydrocarbon gas, which burns with bright flame, used in welding.

looking

/ˈlo͝okiNG/

adjective verb

having specified appearance. To appear to be when you look at them; seem.

independent

/ˌindəˈpendənt/

adjective noun

free from outside control. A person not connected to a political party.

overall
adjective adverb noun

taking everything into account. taken as a whole. trousers formerly worn as part of army uniform.

enthalpy

/ˈenTHalpē/

noun

thermodynamic quantity equivalent to total heat content of system.

equation

/əˈkwāZHən/

noun

Complex set of different facts, ideas or issues.

chemical

/ˈkemək(ə)l/

adjective noun

Made of various elements. Basic substance produced by mixing elements.

reaction

/rēˈakSH(ə)n/

noun

action performed or feeling experienced in response to situation or event.

original

/əˈrijənl/

adjective noun

Being first made, thought or performed; fresh. earliest form of something.

approach

/əˈprōCH/

noun verb

Means of reaching a place, often a road or path. To request someone to do something specific.

calculate

/ˈkalkyəˌlāt/

verb

To make an educated guess about something.

comparing

/kəmˈper/

verb

To consider how similar and different things are.

changes

/CHānj/

noun other verb

act or process bringing change. Acts of making or becoming something else. To exchange one set of clothes for another.

involve

/inˈvälv/

verb

To have or be included as a part of something.

reverse

/rəˈvərs/

adjective noun verb

going in or turned towards direction opposite to that previously stated. Back part or side of something. move backward.

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