Quina opció es falsa?

Com anem de química4?

Quiz
•
Chemistry
•
1st - 5th Grade
•
Hard
ROC-Guillem Vidal
Used 4+ times
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Les molècules estan fetes d'àtoms
Els àtoms estan fets de molècules
Les molècules estan fetes de mols
totes són falses
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1 mol són
6.022 x 10^23 àtoms
6.022 x 10^23 molècules
totes són correctes
Cap és correcte
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
El pes molecular de H2O2 és:
17 g/mol
17 UMA
34 g/mol
34 g
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El pes atòmic de l'oxigen és
8g
8g/mol
16g/mol
16mols
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El nobre d'avogadro ens diu
El nombre de partícules que conformen les molècules
El nombre de partíules que hi ha en un gas
El nombre de partícules que conformen 1 mol
El nombre de mols que conformen un gas
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Quants molts hi ha en 100g d'H2?
Uns 50 mols
Uns 200 mols
Uns 100 mols
Cap de les opcions és correcta
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Quantes molècules d'H2 hi ha en 5 mols?
6.022 x 10^23
6.022 x 10^24
6.022 x 10^22
Cap de les opcions és correcta
8.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
5 mol d'H2O, quants àtoms d'hidrogen té?
6,022 x 10^24 àtoms
6,022 x 10^23 àtoms
1,5 x 10^24 àtoms
1,5 x 10^23 àtoms
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