Ziva

Submitted by drex132 on Tue, 06/16/2015 - 13:45
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Koliko atoma Hg(Zive) se nalazi u 1 cm kubnom??

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buduci_student - Tue, 06/16/2015 - 13:52

gustina zive je 16,1 g/cm3

ro=m/v

m=ro*v =16,1g

n=m/M

n=16,1/200,6=0,08

n=N/Na

N=n*Na= 0,06* 6,02* 10^23= 3,612 * 10^22 atoma zive

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buduci_student - Tue, 06/16/2015 - 13:53

Imas li resenje zadatka

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buduci_student - Tue, 06/16/2015 - 13:57

gustina zive je 13,53 g/cm3

ro=m/v

m=ro*v =13,53g

n=m/M

n=13,53/200,6=0,0675

n=N/Na

N=n*Na= 0,0675* 6,02* 10^23= 4,06 * 10^22 atoma zive

Izvini pogresio sam kod gustine ovo ti je resenje

drex132's picture

drex132 - Tue, 06/16/2015 - 13:58

Nazalost nemam resenje :) , tnx puno :D