View the step-by-step solution to:

Question

1. What are the differences between strong electrolytes, weak electrolytes and non-electrolytes?

 

2.

What amount (mol) of each ion is in a solution of 80.0 grams of Fe2(SO4)3?

 

3. What is a precipitate?

4. Determine the oxidation number for each species in the following compounds.

NaCl                   Na _____________  Cl ______________

BH3                    B________________H______________

K2MnO4 K________________Mn_____________O____________


ClO3-                 Cl______________O__________________

 

5. Balance the following redox reactions

  • HNO3(aq) + H3AsO3(aq) → NO(g) + H3ASO4(aq) + H2O(l)

 

 

  • KIO3 (aq)+ KI(aq) + H2SO4 (aq) → K2SO4(aq) + H2O(l) + I2(s)

 

 

6. What does the activity series of metals measure?

 

7. Write the complete ionic equations and net ionic equations for the following reactions.

  • Aqueous sulfuric acid is neutralized by aqueous potassium hydroxide


  • Aqueous magnesium hydroxide is neutralized by aqueous hydrochloric acid

 

 

 8. Write net ionic equations for the following reactions

  • Mg(s) + CuCl2(aq) → MgCl2(aq) + Cu(s)

 

 

  • 2 KBr(aq) + Pb(NO3)2(aq) → PbBr2(s) + 2 KNO3(aq)

 

 

  • 2 Cr(NO3)3(aq) + 3 Na2S(aq) → Cr2S3(s) + 6 NaNO3(aq)

 


 9. Which element is oxidized and which is reduced in the following reactions?

  • Si (s) + 2 Cl2(g) → SiCl4(l)

 

 

  • Cl2 (g) + 2 NaBr (aq) → Br2(aq) + 2NaCl (aq)

 

 

  • SbCl3(s) + Cl2(g) → SBCl5(s)   

 

Top Answer

Strong electrolytes dissociate into their constituent ions in solution completely. They are usually strong acids or bases.... View the full answer

IMG_20191015_182002.jpg

5.
OXIDATION NUMBER METHOD
OXIDATION
S+ Ret
NUMBERS
+5
+2
HNO (ag) + Hy A s Os (aq ) ->
NET SUM
NO ( g ) + H 3 As Oy ( ag ) + H20( 1 )
Of N = 0'2 - (-2) X 3 ) -1 \AS= 0 -(-2) X3-3X1
N = 0-( 2 )...

Sign up to view the full answer

Why Join Course Hero?

Course Hero has all the homework and study help you need to succeed! We’ve got course-specific notes, study guides, and practice tests along with expert tutors.

  • -

    Study Documents

    Find the best study resources around, tagged to your specific courses. Share your own to gain free Course Hero access.

    Browse Documents
  • -

    Question & Answers

    Get one-on-one homework help from our expert tutors—available online 24/7. Ask your own questions or browse existing Q&A threads. Satisfaction guaranteed!

    Ask a Question