portage learning chem 103 module 1 to 6 Newest Graded A+|

Portage learning chem 103 module 1 to 6 Newest exam
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Payooitooforward. I!l


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MODULEoo1ooEXAM I!l




Questiono o 1 I!l I!l




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ooClickoothisoolinkootoooaccessootheooPeriodicooTable.ooThisoomayoobeoohelpfuloot
I!l hroughoutootheooexam. I!l




1. I!l Convertoo845.3ootoooexponentialooformooandooexplainooyourooanswer. 2. I!l I!l




Convertoo3.21ooxoo10-5ooooootoooordinaryooformooandooexplainooyourooanswer. I!l




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1. Convertoo845.3oo=oolargeroothanoo1oo=oopositiveooexponent,oomoveoodecimaloo 2ooplaces I!l I!l




=oo8.453ooxoo10 2
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2. Convertoo3.21ooxoo10-
5oooooo
=oonegativeooexponentoo=oosmalleroothanoo1,oomoveoodecimaloo5ooplaceso
I!l o=oo0.0000321 I!l

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Questiono o 2 I!l I!l




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ooClickoothisoolinkootoooaccessootheooPeriodicooTable.ooThisoomayoobeoohelpfuloot
I!l hroughoutootheooexam. I!l


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Usingootheoofollowingooinformation,oodoootheooconversionsooshownoobelow,oosho
wingooalloowork:
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1ooftoo=oo12ooinches I!l 1oopoundoo=oo16oooz I!l 1oogallonoo=oo4ooqu
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arts I!l


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1oomileoo=oo5280oof 1ootonoo=oo2000oopound 1ooquartoo=oo2oopint
eet I!l s I!l s I!l

,kilooo(=oo1000)oo1/1 millioo(=oo1/100 centioo(= I!l




00) I!l 0)oodecioo(=oo1/10) I!l


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1. 24.6oogramsoo=oo?ookg I!l




2. 6.3ooftoo=oo?ooinches I!l


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1.oooo24.6oogramsooxoo1ookgoo/oo1000oogoo=oo0.0246ookg I!l




2. 6.3ooftooxoo12ooinoo/oo1ooftoo=oo75.6ooinches
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pleaseooalwaysoouseootheoocorrectoounitsooinooyouroofinalooanswer I!l


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Questionoo3 I!l I!l




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LatestooUPDATEoo2021/2022ooGRADEDooA+ I!l




ClickoothisoolinkootoooaccessootheooPeriodicooTable.ooThisoomayoobeoohelpfuloo
throughoutootheooexam.
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Doootheooconversionsooshownoobelow,ooshowingooalloowork: I!l




1.

I!l 28oCoo=oo?oo
o
Koo2.

I!l 158oFoo=oo?o

ooCoo3.


I!l 343oKoo=oo?o
oo F I!l




1. 28oCoo+oo273oo=oo301oooK oCoo→oooKoo(makeoolarger) I!l I!l




+273 I!l

, 2. 158oFoo-oo32oo÷oo1.8oo=oo70oooC oFoo→oooCoo(makeoosmaller) I!l I!l




-32oo÷1.8 I!l




3. 343oKoo-oo273oo=oo70oooCooxoo1.8oo+oo32oo=oo158oooF
o
Koo→oooCoo→oooF
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Questiono o 4 I!l I!l




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ooClickoothisoolinkootoooaccessootheooPeriodicooTable.ooThisoomayoobeoohelpfuloot
I!l hroughoutootheooexam. I!l


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Beoosureootoooshowootheoocorrectoonumberooofoosignificantoofiguresooinooeachoocal
culation.
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1. Showootheoocalculationooofootheoomassooofooaoo18.6oomloosampleooofo
ofreonoowithoodensityooofoo1.49oog/ml
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2. Showootheoocalculationooofootheoodensityooofoocrudeoooilooifoo26.3oogoooc
cupiesoo30.5ooml.
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1. Moo=ooDooxooVoo=oo1.49ooxoo18.6oo=oo27.7oog I!l




2. Doo=ooMoo/ooVoo=oo26.3oo/oo30.5oo=oo0.862oog/ml I!l



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Questiono o 5 I!l I!l




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ooClickoothisoolinkootoooaccessootheooPeriodicooTable.ooThisoomayoobeoohelpfuloot
I!l hroughoutootheooexam. I!l


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1. 3.0600oocontainsoo?oosignificantoofigures. I!l




2. 0.0151oocontainsoo?oosignificantoofigures. I!l




3. 3.0600oo÷oo0.0151oo=oo?oo(giveooanswerootooocorrectoonumberooofoos
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I!l ignificantoofigures) I!l I!l

, 1. 3.0600oocontainsoo5oosignificantoofigures. I!l




2. 0.0151oocontainsoo3oosignificantoofigures. I!l




3.
I!l 3.0600oo÷oo0.0151oo=oo202.649oo=oo203oo(tooo3oosignificantoofiguresooforoo
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0.0151) I!l




Questiono o 6 I!l I!l




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ooClickoothisoolinkootoooaccessootheooPeriodicooTable.ooThisoomayoobeoohelpfuloot
I!l hroughoutootheooexam. I!l




Classifyooeachooofootheoofollowingooasooanooelement,oocompound,oosolutionooorooh
eterogeneousoomixtureooandooexplainooyourooanswer.
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1. Cocaoocola I!l




2. Calcium I!l




3. Chili I!l




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1. Cocaoocolaoo-
ooisoonotooonooperiodicootableoo(notooelement)oooonoooelementoonamesoo(notoocompo
und) I!l




appearsootooobeoooneoosubstanceoo=ooSolution I!l




2. Calciumoo-ooisooonooperiodicootableoo=ooElement I!l




3. Chilioo-ooisoonotooonooperiodicootableoo(notooelement)oo-

oonoooelementoonamesoo(notoocompound) I!l




appearsooasoomoreoothanoooneoosubstanceoo(meat,oobean s,
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sauce)oo=ooHeteroooMix I!l

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