THE AMOUNTS OF OXYGEN AND NITROGEN IN THE AIR ALMOST ALWAYS REMAIN...

Question

2. The amounts of oxygen and nitrogen in the air almost always remain stable, but the amountof water vapor vary considerably.A. vary B. almost always C. The amount of D. stable

Accepted Answer

1. C 2. A 3. C 4. B 5. C 6. A 7. B 8. A 9. A 10. A 11. B 12. D 13. A 14. C 15. C 16. A 17. D 18. D 19. B 20. C 21. B 22. B 23. D 24. A 25. D 26. A 27. A 28. C 29. D 30. D 31. B 32. C 33. D 34. C 35. A 36. B 37. C 38. C 39. C 40. B 41. B 42. B 43. A 44. D 45. D 46. B 47. D 48. B 49. C 50. D Mời các bạn tham khảo các bài tiếp theo tại: https://traloihay.net

THE AMOUNTS OF OXYGEN AND NITROGEN IN THE AIR ALMOST ALWAYS REMAIN...

2. The amounts of oxygen and nitrogen in the air almost always remain stable, but the amount

of water vapor vary considerably.

A. vary B. almost always C. The amount of D. stable

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