Advanced Chemistry Practice Test Worksheet With Answer Key Page 8
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828.
Br
2
..
..
:Br – Br:
¨
¨
29.
C
H
OH
2
5
H H
| | ..
H – C – C – O:
|
| |
H
H H
Assume the following compounds are dissolved in water then mixed. Write a balanced equation for
the reaction and give the name of the precipitate. (25 pts. each)
30.
Sodium carbonate and magnesium bromide
Na
CO
+ MgBr
→ MgCO
+ 2NaBr
2
3
2
3
Precipitate: Magnesium carbonate
31. Lead (II) nitrate and lithium chloride
Pb(NO
)
+ 2LiCl → 2LiNO
+ PbCl
3
2
3
2
Precipitate: Lead (II) chloride
32.
Potassium hydroxide and magnesium sulfate
2KOH + MgSO
→ Mg(OH)
+ K
SO
4
2
2
4
Precipitate: Magnesium hydroxide
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