# Common Laboratory Operations (pangmahina pa)

## Bruh u gotta lock in fr

By [Blursed-](/content/user/Blursed-/index.html)

**Forced Order**: Answers have to be entered in order  
**Random Order**: Randomize order of answers

### Quiz Content

1. The correct way of reading the volume of colorless or light colored liquid is to hold the cylinder vertically at eye level and look at the...

2. For dark colored liquids, volumes are read using the....

3. Gently fan the vapors towards you nostrils and cautiously sniff the vapors.

4. The solution is ______ if the red litmus paper remains red and the blue litmus paper turns red.

5. The solution is ______ if the red litmus paper remains blue and the red litmus paper turns blue.

6. The solution is acidic if the ______ litmus paper remains ______ and the ______ litmus paper turns ______.

7. The solution is basic if the ______ litmus paper remains ______ and the ______ litmus paper turns ______.

8. In weighing of samples using balance, place the object to be weighed on the ______ then place it on the pan.

9. Use ______ when handling solid reagents.

10. Get only enough reagents needed to avoid returning excess to the bottle to prevent ______.

11. For liquids, use ______ in getting the required amount.

12. To pour a liquid reagent from a reagent bottle, place the ______ between the middle finger and forefinger.

13. Hold a ______ against the mouth of the bottle or beaker to prevent splashing into the receiver.

14. It is the process of separating solid from liquid by slowly pouring off the liquid into another container.

15. What did you call the solid particles that settle at the bottom after decantation?

16. It is the process of separating solid from the liquid with the use of a filtering medium.

17. When heating small amount of liquids, moving the test tube ______ across the flame is recommended for even heating.

18. The angle of position of the test tube from the flame when heating small amount of liquids,

19. Which is the proper way of preparing dilute acids, add water to acid or add acid to water?

20. It is the removal of water or liquid by the application of heat.

21. The sample to be evaporated is usually placed in ______.

22. It is the removal of the liquid wherein the container is not in contact with the flame.

23. Where do you usually place your samples during indirect evaporation?

24. Indirect evaporation is resorted when the solvents are ______.

25. It is the removal of liquid without application of heat.

26. Spontaneous Evaporation is done to remove ______.

27. The vast majority of organic substances are ______.

28. It is the easiest option for cooling technique.

29. Instead of direct exposure to flame, biochem labs use ______.

30. **Hazardous Waste Management DAO-92-29** 
   1. **Find the US States**
   2. **US States**
   3. **Find the US States - No Outlines Minefield**
   4. **Find the US States - No Outlines Super Minefield**
   5. **10 Most Populous Countries in Order**
   6. **Clickable 1-100 Mines**
   7. **US Capitals**
   8. **Clickable Countries by Continent**
   9. **Speed Geography**
   10. **States per Letter**
   11. **US Presidents**
   12. **Big 4 US Sports Teams**
   13. **Big 4 US Sports Cities**
   14. **Digits of Pi**
   15. **Multiplication Times Table**
   16. **Country Trivia Logic Puzzle**
   17. **Pandemic Logic Puzzle**
   18. **True or False Logic Quiz**
   19. **Carmen Sandiego Logic Quest**
   20. **A Halloween Murder Mystery**
   21. **1-100**
   22. **1-50 in 60**
   23. **1-20 Clickable Mines**
   24. **Clickable Concentration**
   25. **Clickable Matching Pairs**
   26. **Word Race (3 Letters)**
   27. **Harry Potter Logic Puzzle**
   28. **Find Voldemort! An H.P. Logic Puzzle**
   29. **Harry Potter Name Chain**
   30. **Harry Potter Deaths in Order Minefield**
   31. **Harry Potter Surnames**
   32. **Pixar Movies: Oldest to Newest**
   33. **Disney Songs**
   34. **Disney Animals**
   35. **Disney Films in 8 Words**
   36. **The Ultimate Friends Quiz**
   37. **Eye-Numbing Numbers**
   38. **Fast Food Restaurants**
   39. **Car Logos**
   40. **Animals A-Z**
   41. **Spacebar Challenge**
   42. **Spacebar Challenge II**
   43. **Pick Which Color?**
   44. **Youngest to Oldest Minefield**
   45. **Fabulous Fonts**
   46. **Fabulous Fonts II**
   47. **VH1's 100 Songs ('90s)**
   48. **NBA Playoffs Since 1980**
   49. **Ridiculous Quiz**
   50. **The Size of Earth Things**

### Tags
- [common](/content/games/tags/common/index.html)  
- [Laboratory](/content/games/tags/laboratory/index.html)  
- [lock](/content/games/tags/lock/index.html)  
- [Operation](/content/games/tags/operation/index.html)  
- [Technique](/content/games/tags/technique/index.html)