
Chemistry
10th Edition
ISBN: 9781305957404
Author: Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher: Cengage Learning
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Question
Complete the following table for aqueous solutions of potassium hydroxide.

Transcribed Image Text:Complete the following table for aqueous solutions of potassium hydroxide.
Density (g/mL) Molarity
Molality
Mass
Percent of Solute
(a)
1.05
1.13
(b)
1.29
30.0
(c)
1.43
14.2

Transcribed Image Text:ON
DATE:
Copper leaction balanced ch emi cal heaction
A) Copper metal "disrolves"in hitric Acid
B) Hydroxide ion add to the copper (1).
Icu (H,0),72(ag) + 2 OH"-> Cu CoH), (S) + GH, O (!)
) Heating Copper Hydroxide.
Cu (OH)2 (s) -> (40()+ H2 01)
) copper Oxide discolve in a cid
E) Zinc metal lessen the hydrdted copper
zinc metal le sten the hydranium lcns to Hhs
2n (6) + 2HgOt (ag) -> Zn *t (ag) t Hz (g)+2 H20()
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