
CONC.REAC.n12
Authored by Radu RaduB
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KG
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11 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
FACTORII CARE INFLUENTEAZA ECHILIBRUL CHIMIC
CONCENTRATIA, TEMPERTURA SI PRESIUNEA
ATOM ; ION ; MOLECULA ;
SOLIDIFICARE;TOPIRE;LICHEFIERE;VAPORIZARE
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
CONDITII NORMALE DE TEMPERATURA SI PRESIUNE SE CONSIDERA
PRESIUNEA DIN EXTERIOR ; TEMPERATURA ABSOLUTA ;
p0= 1 atm; t0=0 ₀C
PRESIUNEA ATMOSFERICA; t=100 C
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
CALCUL CORECT (SUB)MULTIPLI; INMULTESC CU FRACTIA: SUS( NUMARATOR) CE SA OBTINEM, JOS(NUMITOR) CE AVEM;
V=2L; V mL=? V=2L* 1000mL/1L = 2000 mL ( se simplifica L cu L)
10 L=100 mL
10 L=1 000 mL
10 L=10 000 mL
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
IN ( C.N. ) CONDITII NORMALE, 1 MOL DIN ORICE GAZ CONTINE NA = 6,023* 1023 MOLECULE, OCUPA UN VOLUM
VOLUM ATMOSFERIC
V=273 L
Vm=22,4 L/MOL
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
ECHILIBRUL CHIMIC ARE LEGĂTURĂ MAI MARE CU:
JOULE; WATT; FAHRENHEIT
VOLTA; NEWTON; OHM
CHATELIER; GULDBERG; WAAGE
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
REACTIILE CHIMICE INSOTITE DE ELIBERARE DE CALDURA SE NUMESC
ENDOTERME
EXOTERME
STATICE
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
REACTIILE CHIMICE POT FI
REVERSIBILE SAU IREVERSIBILE
TOPIRE SAU SOLIDIFICARE
VAPORIZARE SAU LICHEFIERE
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