Chemistry 1151 ACS Exam Questions and Correct Answers/ Latest Update / Already Graded

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Chemistry 1151 ACS Exam Questions and
Correct Answers/ Latest Update / Already
Graded
solids

atomic/molecular motion?

atomic/molecular spacing?

shape?

volume?

compressibility?

Ans: oscillation/vibration about a fixed point
close together
definite
definite
incompressible


liquids

atomic/molecular motion?

atomic/molecular spacing?

shape?

volume?


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compressibility?

Ans: free to move relative to one another
close together
indefinite
definite
incompressible


gases

atomic/molecular motion?

atomic/molecular spacing?

shape?

volume?

compressibility?

Ans: free to move relative to one another
far apart
indefinite
indefinite
compressible


physical properties



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Ans: properties of a substance shows by itself without
interacting with another substance
(color, melting point, boiling point, density, shape, physical
state, amount)


chemical properties

Ans: properties a substance shows as it interacts with or
transforms into other substances (flammability, corrosiveness,
toxicity, poisonous)


SI base units

mass?

length?

time?

temperature?

amount of substance?

electric current?

luminous intensity?

Ans: kg
m
sec


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