EMPIRRICAL DATA COLLECTION AND ANALYSIS

1. What is the volume of the liquid in this graduated cylinder?

 
 
 
 

2. In the measuring instruments, the degree of conformity and closeness to the true value is known as:

 
 
 
 

3. In SI, the unit of mass is:

 
 
 
 

4. The standard form of 38000000000 is:

 
 
 
 

5. A distance of 1 kilometer means?

 
 
 
 

6. To change SI units by factors of ten into smaller or bigger units

 
 
 
 

7. One nanometer is equal to:

 
 
 
 

8. The standard form of 0.00000000034 is:

 
 
 
 

9. How many cubic centimeters (cm³) are there in 1 decimeter cube (1 dm³):

 
 
 
 

10. The property of a measuring instrument to give the output very close to the actual value is termed as:

 
 
 
 

Question 1 of 10

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  2. ACIDS, BASES AND SALTS
  3. ENVIRONMENTAL CHEMISTRY-AIR
  4. ENVIRONMENTAL CHEMISTRY-WATER
  5. ORGANIC CHEMISTRY
  6. BIOCHEMISTRY
  7. QUALITATIVE ANALYSIS
  8. Define chemical equilibrium with example
  9. What is meant by chemical equilibrium?
  10. Differentiate between reversible and irreversible reactions?
  11. State Le-Chatelier’s principle.
  12. What is the significance of the equilibrium constant (Kc)?
  13. Why does a catalyst not affect the position of equilibrium?
  14. What happens to the equilibrium position if the concentration of a reactant is increased?
  15. What is the effect of decreasing pressure on a gaseous equilibrium system?
  16. What is dynamic equilibrium?
  17. How does temperature affect the equilibrium constant?
  18. State law of mass action?
  19. State the ways that equilibrium can be recognized.
  20. Describe the macroscopic characteristics of an equilibrium reaction.