7/21/2019 3.1F-1-2

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Topic 3.1 Formative  Printed  Name:______________________________   Date:_______________ Period:____ 

This is a formative assessment  , which means that it is practice. In order to get used to

the format for the summative assessment  you will do later to actually demonstrate your  proficiency with this material, adhere to the following:

●Show all your work including formulas and substitutions because partial credit will be

awarded for legitimate work even though the answer or calculations may be wrong.

● Place answers in the space provided or they will not be counted.

(1) All substances are composed of individual molecules that are in vibration. Explainho addin! heat chan!es both the "inetic and potential ener!ies of the vibratin!

molecules. #hen explain ho each chan!e can be measured.

($) Durin! a phase chan!e% hich form&s of internal ener!' chan!e&s

($)

 ___________________________ 

() Durin! a temperature chan!e% hich form&s of internal ener!' chan!e&s

() ___________________________ 

(*) +onvert ,-+ to elvin. #hen convert , to + de!rees. (*) _______________   _______________ 

 In the atmosphere oxygen generally occurs in the diatomic form as ! or 

in the triatomic form as " #called o$one%.

(/) 0o man' ox'!en atoms are there in /. mol of the diatomicform (/) _______________  

(2) 0o man' o3one molecules are there in /. mol of o3one (2) _______________ 

(4) 0o man' !rams is /. mol of the diatomic form of ox'!en(4) _______________ 

(,) 0o man' "ilo!rams is $.$/ mol of o3one (,) _______________