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CHEM 101 - Exam No. 1 Study Guide Updated Correct Questions and Answers_100% Already Graded A+ Excel $17.74
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CHEM 101 - Exam No. 1 Study Guide Updated Correct Questions and Answers_100% Already Graded A+ Excel
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CHEM 101 - Exam No. 1 Study Guide Updated Correct Questions and Answers_100% Already Graded A+ Excel chemistry - CORRECT ANSWER-the study of matter and the changes it undergoes scientific method - CORRECT ANSWER-a systematic approach to research qualitative data - CORRECT ANSWER-general ob...

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  • July 26, 2024
  • 30
  • 2023/2024
  • Exam (elaborations)
  • Questions & answers

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  • chem 101 exam no 1 study guide updated correct

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  • CHEMISTRY 101 IVY TECH 2024
  • CHEMISTRY 101 IVY TECH 2024

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CHEM 101 - Exam No. 1 Study Guide Updated Correct Question s and Answers_100% Already Graded A+ Excel chemistry - CORRECT ANSWER -the study of matter and the changes it undergoes scientific method - CORRECT ANSWER -a systematic approach to research qualitative data - CORRECT ANSWER -general observations quantitative data - CORRECT ANSWER -comprising of numbers obtained by measurement hypothesis - CORRECT ANSWER -a tentative explanation for a set of observations law - CORRECT ANSWER -a mathematical relationship that is consistently found to be true theory - CORRECT ANSWER -a general principle or body of principles that has been developed to explain a wide variety of phenomena (this is NOT a wild guess) two major goals of science - CORRECT ANSWER -prediction and control two "better" goals of science - CORREC T ANSWER -understanding and explanation four basic rules of good science - CORRECT ANSWER -1. results should be reproducible by others 2. detailed research results should be reviewable 3. conclusions should be reasonable and unbiased 4. "give credit when cr edit is due" physics - CORRECT ANSWER -chemistry in motion biology - CORRECT ANSWER -chemistry in a cell engineering - CORRECT ANSWER -chemistry in application matter - CORRECT ANSWER -anything that occupies volume and has mass matter is governed by... - CORRECT ANSWER -composition and energy mixture - CORRECT ANSWER -a combination of two or more substances in which the substances retain their distinct identities homogeneous mixture - CORRECT ANSWER -composition of the mixture is the same throughout heterogeneous mixture - CORRECT ANSWER -composition of the mixture is not uniform throughout mixture separation - CORRECT ANSWER -physical means can be used to separate a mixture into its pure components element - CORRECT ANSWER -a subs tance that cannot be separated into simpler substances by chemical means number of elements defined - CORRECT ANSWER -114 number of elements that naturally occur on earth - CORRECT ANSWER -82 number of elements been created by scientists - CORRECT ANSWER -32 compound - CORRECT ANSWER -a substance composed of atoms of two or more elements chemically united in fixed proportions compound separation - CORRECT ANSWER -compounds can only be separated into their pure components (elements) by chemical means physic al property - CORRECT ANSWER -properties that can be observed and measured without changing the composition of the substance (color, density, conductivity, etc.) chemical property - CORRECT ANSWER -properties that are only observable during a chemical chang e (combustibility, food digestion...) extensive property - CORRECT ANSWER -a property that depends upon how much matter is being considered (mass, length, volume) intensive property - CORRECT ANSWER -a property that does not depend upon how much matter is being considered (density, temperature, color) physical change - CORRECT ANSWER -does not alter the composition or identity of a substance (ice melting, sugar disso lving in water) chemical change - CORRECT ANSWER -alters the composition or identity of the substance(s) involved (hydrogen burns in air to form water) energy - CORRECT ANSWER -the capacity to do work radiant energy - CORRECT ANSWER -energy that comes from the sun and is earth's primary energy source thermal energy - CORRECT ANSWER -the energy associated with the random motion of atoms and molecules chemical energy - CORRECT ANSWER -the energy stored within the bonds of chemical substances nuclear energy - CORRECT ANSWER -the energy stored within the collection of neutrons and protons in the atom potential energy - CORRECT ANSWER -the energy available by virtue of an object's position

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