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Chemistry ar- arcorrect arAnswers ar✔✔ ar-A arscience arthat arstudies arthe arcomposition
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Steps arof arthe arScientific arMethod ar- arcorrect arAnswers ar✔✔ ar-1. arObservation
2. arHypothesis
3. arExperiment ar
4. arConclusion
Metric arsystem ar- arcorrect arAnswers ar✔✔ ar-Length ar(meter), arVolume ar(liter), arMass
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SI arsystem ar- arcorrect arAnswers ar✔✔ ar-Length ar(meter), arVolume ar(cubic armeter),
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Significant arFigures ar- arcorrect arAnswers ar✔✔ ar-are arall arthe ardigits arincluding arthe
arestimated ardigit. arAll arnonzero arnumbers arare arcounted aras arsignificant arfigures.
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Kilo- ar- arcorrect arAnswers ar✔✔ ar-1 ar000
mega- ar- arcorrect arAnswers ar✔✔ ar-1 ar000 ar000
deci- ar- arcorrect arAnswers ar✔✔ ar-0.1
centi- ar- arcorrect arAnswers ar✔✔ ar-0.01
milli- ar- arcorrect arAnswers ar✔✔ ar-0.001
, micro- ar- arcorrect arAnswers ar✔✔ ar-0.000 ar001
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Elements arvs. arCompounds ar- arcorrect arAnswers ar✔✔ ar-Elements arare arpure
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Compounds arare arour arsubstances arthat arcontain ar2 aror armore arelements, arwith ara
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Homogeneous armixture ar- arcorrect arAnswers ar✔✔ ar-the arcomposition arof arthe
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Physical arproperties ar- arcorrect arAnswers ar✔✔ ar-can arbe arobserved aror armeasured
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Kelvin ar- arcorrect arAnswers ar✔✔ ar-Celsius ar+ ar273