Kemijski račun
Quiz
•
Chemistry
•
9th Grade
•
Practice Problem
•
Medium
beren zijagil
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12 questions
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1.
MULTIPLE SELECT QUESTION
10 sec • 1 pt
Kako označavano masu molekule?
ma
mf
mm
Mm
2.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
Empirijska formula predstavlja:
stvarni omjer broja atoma u spoju
iskustvo izrade pokusa
najmanji mogući omjer broja atoma u spoju
nijedan ponuđeni odgovor nije točan
3.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
Avogadrovu konstantu možemo označiti kao
L
N
NA
M
Vm
4.
MULTIPLE SELECT QUESTION
10 sec • 1 pt
Koje slovo na slici označava relativnu atomsku masu?
A
B
C
5.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
Koliko iznosi relativna atomska masa natrija?
14,01
58,69
12,01
22,99
6.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
Opća plinska jednadžba glasi:
pv=nRT
pV=NRT
pV=mRT
pV=LRT
7.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
Formula koja prikazuje stvarni omjer broja atoma u spoju naziva se:
empirijska formula
molekulska formula
formula s veznim crticama
VSEPR-formula
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