1. Chemistry Jeopardy MolarityDilutionsVocab.Anything Goes More Calcs. 100 200 300 400 500

2. Molarity-100 u The molarity when 4.2 moles of NaCl are dissolved to make 3.0 L of solution. u What is 1.4 M?

3. Molarity-200 u The molarity when 40 grams of NaOH are dissolved to make 0.500 L. u What is 2 M?

4. Molarity-300 u The molarity when 59.9 g of KBr are dissolved to make 200 mL of solution. u What 2.5 M?

5. Molarity-400 u The grams needed to make 250 mL of a 0.15 M solution of CaCl 2. u What is 4.16 grams?

6. Molarity-500 u The volume of a 2.25 M solution made with 60 g of LiF. u What is 1.03 L?

7. Dilutions-100 u The formula for dilution problems. u What is M 1 V 1 =M 2 V 2 ?

8. Dilutions-200 u The milliliters of 0.25 M NaOH needed to make 500 mL of 0.10 M NaOH solution. u What is 200 mL?

9. Dilutions-300 u A solution is prepared by adding 250 mL of 0.70 M K 2 CrO 4 to 400 mL of water. Calculate the molarity of the new K 2 CrO 4 solution. u What is 0.27 M?

10. Dilutions-400 u The molarity when 200 mL of a 0.233 M KCl solution is diluted to 575 mL. u What is 0.081 M?

11. Dilutions-500 u You have a stock solution of 0.500 M acid, and your lab procedure calls for 1.00 M acid. How can you dilute the stock solution to get 1.00 M? u You can’t, When a solution is diluted, the molarity is less, not more.

12. Vocabulary-100 u An aqueous solution has __________ as the solvent. u What is water?

13. Vocabulary-200 u A __________ solution contains more than the amount of solute that should be able to be dissolved at a given temperature. u What is supersaturated?

14. Vocabulary-300 u Two liquids are said to be __________ if they dissolve in each other. u What is miscible?

15. Vocabulary-400 u To make a solution, you dissolve the _________ in the ______________. u What is SOLUTE in the SOLVENT?

16. Vocabulary-500 u A solution of two metals u What is an alloy?

17. Anything Goes-100 u Will increasing the temperature raise or lower the solubility of a salt? u What is raise?

18. Anything Goes-200 u The proper name of the flask used to make an accurate molarity solution. u What is a volumetric flask?

19. Anything Goes-300 u A solution is ___________ if it contains as much solute as can possibly be dissolved under the existing conditions of temperature and pressure. u What is saturated?

20. Anything Goes-400 u Three ways to make a solute dissolve. u What are increase temperature, stir or shake, increase surface area (grind or crush smaller)?

21. Anything Goes-500 u How to make a supersaturated solution u What is heat the solution to get more to dissolve, then let it cool?

22. Other Calculations-100 u How much 2.0 M solution is needed to make 5 L of 1.0 M solution? u What is 2.5 L?

23. Other Calculations-200 u You are asked to make 1.5 L of 0.25 M nitric acid by diluting concentrated 16 M nitric acid. What volume of the concentrated acid will be required to make the dilution? u What is 23 mL or 0.023 L?

24. Other Calculations-300 u You need 100 mL of 0.40 M MgSO 4. What volume of a stock solution of 2.0 M MgSO 4 do you need? u What is 20 mL?

25. Other Calculations-400 u How many grams of KF are needed to a make 300 mL of a 0.24 M solution? u What is 4.18 g?

26. Other Calculations-500 u The volume needed to make a 0.75 M solution with 12 g of KOH. u What is 0.285 L or 285 mL?