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Practice Problems: Net Charge, Mass Number, Atomic Number

245,980 views

Tyler DeWitt

Video Language:

  • English

Caption Language:

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

Accent:

  • English (US)

Speech Time:

99%
  • 4:55 / 4:57

Speech Rate:

  • 163 wpm - Fast

Category:

  • Education

Tags :

Intro:

Video Vocabulary

protons

/ˈprōˌtän/

noun other

stable subatomic particle occurring in all atomic nuclei, with positive electric charge equal in magnitude. Tiny part of atom with positive electrical charge.

representing

/ˌreprəˈzent/

verb

To act or speak for another person or other people.

outside
adjective adverb noun preposition

situated on or near outside. situated beyond boundaries of place. external side or surface. situated beyond boundaries of.

definitely

/ˈdef(ə)nətlē/

adverb

without doubt.

balance

/ˈbaləns/

noun verb

Instrument for weighing things. To make two or more things equal.

circles

/ˈsərk(ə)l/

noun other verb

shape. Perfectly round shapes. To enclose in something round by surrounding it.

neutrons

/ˈn(y)o͞oträn/

noun other

subatomic particle of about same mass as proton but without electric charge. Charge and mass about equal to a proton; enters into the structure of the atomic nucleus.

because

/bēˈkəz/

conjunction

for reason that.

represented

/ˌreprəˈzent/

verb

To act or speak for another person or other people.

abbreviate

/əˈbrēvēˌāt/

verb

To shorten a word or phrase by leaving out letters.

electrons

/əˈlekˌträn/

noun other

stable subatomic particle with charge of negative electricity. A negatively charged particle.

something

/ˈsəmˌTHiNG/

adverb pronoun

used for emphasis with following adjective functioning as adverb. thing that is unspecified or unknown.

positive

/ˈpäzədiv/

adjective noun

Having the charge produced by electrons. positive quality.

nucleus

/ˈn(y)o͞oklēəs/

noun

Center of an atom.

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