Chirchiq davlat pedagogika universiteti

22. Tarkibida 3,01-1023 ta atom tutgan fosfin (PH3) qancha
hajmni litr (n.sh.) egallaydi.
A) 5,6 B) 2,24 C) 1,12 D) 2,8
23. Massasi 30 gr bo'lgan CaC03 dagi molekulalar sonini
toping
A) 5-Na B) 1,5-Na C) 0,3-Na D) 3-Na
24. Massasi 21 gr bo'lgan MgC03 dagi molekulalar sonini
toping
A) 0,5-Na B) 1,5-Na C) 0,3-Na D) 0,25-Na
25. Massasi 30 gr bo'lgan CaS03 dagi molekulalar sonini
toping
A) 0,25-Na B) 1,5-Na C) 0,3-Na D) 3-Na
26. Massasi 69 gr bo'lgan K2C03 dagi molekulalar sonini
toping
A) 0,5-Na B) 1,5-Na C) 0,3-Na D) 3-Na
27. Massasi 252 gr bo'lgan Na2S03 dagi atomlar sonini
toping
A) 2-Na B) 10-Na C) 12-Na D) 3-Na
28. Massasi 77 gr bo'lgan K2Si03 dagi atomlar sonini
toping
A) 2-Na B) 10-Na C) 12-Na D) 3-Na
29. Massasi 25,2 gr bo'lgan Na2S03 dagi atomlar sonini
toping
A) 2-Na B) 1,2-Na С) 12-Na D) 3-Na
30. Massasi 30 gr bo'lgan CaCO, dagi atomlar sonini
toping
A) 15-Na B) 1,2-Na C) 0,3-Na D) 1,5-Na
31. Massasi 378 gr bo'lgan Na2S03 dagi molekulalar sonini
toping
A) 2-Na B) 1,2-Na C) 12-Na D) 3-Na
32. Massasi 426 gr bo'lgan Na2S04 ning mol miqdorini
taping
A) 3-Na B) 21-Na C) 12-Na D) 3
33. Massasi 220 gr boigan Li2S04 ning mol miqdorini
toping
A) 2-Na B) 21-Na C) 12-Na D) 2
34. Massasi 180 gr boigan MgS04 ning mol miqdorini
toping
A) 1,5-NA B) 18-Na C) 12-Na D) 1,5
35. Massasi 69,9 gr boigan BaS04 ning mol miqdorini
toping
A) 0,3-Na B) 2,1Na C) 12-Na D) 0,3