La mole e le leggi ponderali della chimica

Quiz
•
Chemistry
•
2nd Grade
•
Hard
Used 69+ times
FREE Resource
11 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
L'unità di misura della mole è
grammi/mol
grammi
mol
litri
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Il numero di Avogadro
Dipende dalla sostanza
E' una costante
Dipende dallo stato di aggregazione della sostanza
Dipende dalla temperatura
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Il volume molare in condizioni standard corrisponde a
44,8 litri
44,8 grammi
22,4 l/mol
22,4 litri
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Il numero di Avogadro corrisponde a
6,02 x 10-23
3,06 x 1023
6,02 x 1023
2,06 x 10-23
5.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
La legge di Lavoisier afferma
Nulla si crea nulla si distrugge, ma tutto si trasforma
Nelle reazioni chimiche la massa si disperde
La massa dei reagenti è uguale
In una reazione chimica la somma delle masse dei reagenti è uguale alla somma delle masse dei prodotti.
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
80,16 g di Ca a quante moli corrispondono?
1
2
1,5
4
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Quante moli di CO2 corrispondono a 14,5 g della sostanza?
8,04
6,03
4,26
5,78
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