C3.2 The Mole

1. A solution whose concentration (molarity) is known is known as

2. To find the volume of unknown concentration using volumes of standard solutions that react together is known as

3. A solution that contains one mole of a substance dissolved in one liter (dm3) of a solution is known as

4. Define the relative atomic mass (R.A.M) of an element

5. Mention the 2 ways in which chemical reactions can be expressed

6. Mention the number of atoms found in each R.A.M OR R.M.M of an element

7. In an ionic equation, what is the name given to the ions which never take part in the reaction

8. Empirical formula × N = MOLECULAR FORMULA; where N= simple whole number. True or False

9. The simplest formula of a compound which expresses its percentage composition by mass is known as 

10. Which of the following statement about Mono-atomic gases is correct

11. Why is the hydrogen atom not a preferable atom of choice to be used as a standard atom to compare it to other atomic masses of other elements?

12. What is the name given to the amount of substance contained in one liter of a solution?

13. What is the name given to the volume that anyone mole of any gas occupies at S.T.P [standard temperature and pressure] and this volume is 22.4 liters? 

14. Mention the 2 ways in which the concentration of a solution can be expressed

15. Mentioned the 3 conditions that make an ionic equation written by a student absolutely correct

16. The number of atoms of the element that join up to form a molecule of the element is known. as the atomicity of the given gas i.e. atomicity of chlorine gas is 2. True or Talse

17. Mention the 2 common types of titration 

18. An equation whereby the mole ratio of the reactants and the products is represented by whole numbers is called

19. A mole is the number of particles in the relative atomic mass of an element or the relative molecular mass of a substance expressed in grams. True or False

20. Is the following equation CORRECT OR NOT?    

21. Is the following equation TRUE OR FALSE? R.A.M =                        

22. The formula which expresses the actual number of each kind of atoms of each element present in the molecule is known as

23. The molarity of a substance shows how much the substance in terms of moles has been dissolved in one liter (dm3) of a solution

24. In an ionic equation, what is the name given to the ions which are converted to products and they hence take part in the reaction

25. State Gay-Lussac’s Law

26. The Avogadro’s constant (NA) = 6.02 × 1023 True or False

27. Which of the following statement is correct about diluting a solution