Legile fundamentale ale chimiei
Quiz
•
Chemistry
•
10th Grade
•
Practice Problem
•
Medium
Stela Burcovschi
Used 8+ times
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13 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Volumul unui mol de orice substanţă în condiţii normale este egal cu
22,4 L.
Adevărat
Fals
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hidrogenul cu masa de 10 g conţine mai multe molecule decât oxigenul
cu masa de 10 g.
Adevărat
Fals
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Oxigenul cu volumul de 22,4 l (c.n.) are aceeaşi masă ca şi 12,04 · 1023
molecule de metan.
Adevărat
Fals
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Clorul cu volumul de 22,4 L (c. n.) conţine 6,02· 1023 molecule.
Adevărat
Fals
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hidrogenul cu masa de 10 g în condiţii normale ocupă un volum mai mare de 112 L.
Adevărat
Fals
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Oxidul de carbon (IV) cu masa de 22 g conţine acelaşi număr de molecule ca şi hidrogenul cu volumul de 11,2 L (c. n.).
Adevărat
Fals
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Într-o probă cu masa de 6,5 g de substanţă simplă, formată din atomii
acestui element, se conțin 6,02 · 1022 atomi.
Adevărat
Fals
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