La Mole,I gas e concetti di chimica
6th - 8th Grade
•16 Qs
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La Mole,I gas e concetti di chimica
Quiz
•
Chemistry
•
6th - 8th Grade
•
Hard
Teresa Ceramella
Used 6+ times
FREE Resource
Enhance your content in a minute
16 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
L’equazione generale di un gas ideale è:
p/T = n· R· V
p · V = n· R / T
p/V = n· R ·T
p· V = n· R· T
2.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Indica la Massa Molare del nitrato di calcio (Ca(NO3)2) sapendo che le MA degli elementi sono rispettivamente Ca = 40 N =14 O = 16
164 g/mol
102 g/mol
84 g/mol
118 g/mol
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quale relazione è corretta:
n. moli = MM / g
g = n. moli / MM
MM = g x n. moli
n. moli = g /MM
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La massa molecolare relativa è
un numero puro e quindi adimensionale
la massa di una molecola
in realtà un peso
un numero puro espresso in Dalton
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Il numero di Avogadro
si esprime in g/mol
si esprime in u.m.a
si esprime in mol -1
è un numero adimensionale
6.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
La Formula dell'Ossigeno Gassoso è O2. Determinate, la massa di una mole di ossigeno
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
La Formula dell'Ossigeno Gassoso è O2. Determina il numero di atomi presenti in una molecola di Ossigeno
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