Use Le Chatelier's Principle to answer the following. 1. What happens to the [S2] if the pH is lowered by adding H*1? the added H*1 is the same as adding H30+1 because H*1 + H3O*1 H2S 2 H20 2 H3O+1 s-2 <-> + 2. What happens to the [S²] if the pH is increased by adding NaOH ? the added OH1 reacts with H3O+1 and the [H30+1] H2S 2 H2O 2 H30*1 s-2 <-> a. H+1 b. H30*1 c. H20 d. Oн1 e. H2S f. s2 g. no change h. increases i. decreases

Chemistry: Principles and Reactions
8th Edition
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Author:William L. Masterton, Cecile N. Hurley
Publisher:William L. Masterton, Cecile N. Hurley
Chapter14: Equilibria In Acid-base Solutions
Section: Chapter Questions
Problem 62QAP: Use the same symbols as in Question 61 ( = anion, =OH) for the box below. (a) Fill in a similar box...
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Use Le Chatelier's Principle to answer the following.
1. What happens to the [S2] if the pH is lowered by adding H*1 ?
the added H*1 is the same as adding H30*1 because H*1 +
H30*1
H2S
2 H20
2 H30*1
s-2
+
<->
+
2. What happens to the [S2] if the pH is increased by adding NaOH ?
the added OH1 reacts with H30+1 and
the [H3O*1]
H2S
2 H20
2 H30*1
s-2
+
<->
a. H+1
b. H30+1
с. Н2о
d. OH-1
е. Н2S
f. S2
g. no change
h. increases
i. decreases
Transcribed Image Text:Use Le Chatelier's Principle to answer the following. 1. What happens to the [S2] if the pH is lowered by adding H*1 ? the added H*1 is the same as adding H30*1 because H*1 + H30*1 H2S 2 H20 2 H30*1 s-2 + <-> + 2. What happens to the [S2] if the pH is increased by adding NaOH ? the added OH1 reacts with H30+1 and the [H3O*1] H2S 2 H20 2 H30*1 s-2 + <-> a. H+1 b. H30+1 с. Н2о d. OH-1 е. Н2S f. S2 g. no change h. increases i. decreases
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