AnswersFoothill-B Period-Chemistry-2627BLab: Measuring pH

Neutralization Reactions Answers

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1
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Consider the reaction 2AI(OH)3 + 3H2SO4 X + 6Y. What are X and Y?

Question illustration
A
X = AI2(SO4)3; Y = H2O
B
X = AI2(SO4)3; Y = H2
C
X = AI2(SO3)3; Y = H2O
D
X = AI2(SO3)3; Y = H2
2
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Use the following table to answer the question.Strong acidsWeak acidsWeak basesStrong basesHBrCH3COOHNH3NaOHHNO3HFNH4OHKOHH2SO4HCN Ca(OH)2Which reaction would yield a neutral salt?

A
mc010-1.jpg
Option A
B
mc010-2.jpg
Option B
C
mc010-3.jpg
Option C
D
mc010-4.jpg
Option D
3

Consider the total ionic equation below.What are the spectator ions in this equation?

Question illustration
A
H+ and OH-
B
H+ and Ba2+
C
and
Option C
D
and
Option D
6

Which compound will conduct electricity when it is dissolved in water?

A
CH4
B
CuSO4
C
C6H6
D
C6H12O6
7

What is the net ionic equation for the reaction that is represented by the following total ionic equation?

Question illustration
A
2 upper N a subscript 3 upper P upper O subscript 4 plus 3 upper C a upper C l subscript 2 right arrow 6 upper N a upper C l plus upper C a subscript 3 (upper P upper O subscript 4) subscript 2.
Option A
B
2 upper P upper O subscript 4 superscript 3 minus, plus 3 upper C a superscript 2 plus right arrow upper C a subscript 3 (upper P upper O subscript 4) subscript 2.
Option B
C
2 upper P upper O subscript 4 superscript 3 minus, plus 3 upper C a superscript 2 plus, plus 6 upper C l superscript minus right arrow 6 upper N a superscript plus, upper C a subscript 3 (upper P upper O subscript 4) subscript 2.
Option C
D
2 upper P superscript 5 plus, plus 8 upper O superscript 2 minus, plus 3 upper C a superscript 2 plus right arrow upper C a subscript 3 (upper P upper O subscript 4) subscript 2.
Option D
8

An acid (X) reacts with a base (Y) to produce Mg3(PO4)2. What are X and Y?

A
X = H3PO3; Y = Mg(OH)2
B
X = H3PO4; Y = Mg(OH)2
C
X = H3PO4; Y = Ca(OH)2
D
X = H3PO3; Y = Ca(OH)2
9

Which salt is produced when H2SO4 reacts with NaOH?

A
K2SO3
B
Na2SO4
C
Na2SO3
D
K2SO4
10

Which equation represents the correct net ionic equation for the reaction between Ca(OH)2 and H2SO4?

A
Upper H superscript plus, plus upper O upper H superscript minus right arrow upper H subscript 2 upper O.
Option A
B
2 upper H superscript plus, plus 2 upper O upper H superscript minus right arrow upper H subscript 2 upper O.
Option B
C
Upper C a superscript 2 plus, plus 2 upper O upper H superscript minus, plus upper S upper O subscript 4 superscript 2 minus right arrow upper C a superscript 2 plus, plus upper S upper O subscript 4 superscript 2 minus, plus 2 upper H subscript 2 upper O.
Option C
D
Upper C a (upper O upper H) subscript 2 plus upper H subscript 2 upper S upper O subscript 4 right arrow upper C a upper S upper O subscript 4 plus 2 upper H subscript 2 upper O.
Option D
11

Which is the correctly balanced chemical equation for the reaction of KOH and H2SO4?

A
Upper K upper O upper H right arrow upper H subscript 2 upper S upper O subscript 4 right arrow upper K superscript plus, plus upper S upper o subscript 4 superscript 2 minus.
Option A
B
2 upper K upper O upper H plus upper H subscript 2 upper S upper O subscript 4 right arrow upper K subscript 2 upper S upper O subscript 4.
Option B
C
2 upper K upper O upper H plus upper H subscript 2 upper S upper O subscript 4 right arrow upper K subscript 2 upper S upper O subscript 4 plus 2 upper H subscript 2 upper O.
Option C
D
Upper K upper O upper H right arrow upper H subscript 2 upper S upper O subscript 4 right arrow upper K subscript 2 upper S upper o subscript 4 right arrow upper H subscript 2 upper o.
Option D
12

Use the following table to answer the question. Strong acidsWeak acidsWeak basesStrong basesHBrCH3COOHNH3NaOHHClHFNH4OHKOHH2SO4HCNCu(OH)2Ca(OH)2Which reaction yields a salt with the highest pH?

A
mc012-1.jpg
Option A
B
mc012-2.jpg
Option B
C
mc012-3.jpg
Option C
D
mc012-4.jpg
Option D
13

Which statement is correct?

A
Salts are formed by the reaction of bases with water.
B
Most salts are ionic and are soluble in water.
C
Most salts are insoluble in water and lack electrical charges.
D
Solutions of salt and water do not conduct electricity.
14

Which equation represents the total ionic equation for the reaction of HNO3 and NaOH?

A
Upper H superscript plus, plus upper O upper H superscript minus right arrow upper H subscript 2 upper O.
Option A
B
Upper H upper N upper O subscript 3 plus upper N a upper O upper H right arrow upper N a upper N upper O subscript 3 plus upper H subscript 2 upper O.
Option B
C
Upper H superscript plus, plus upper N upper O subscript 3 superscript minus plus upper N a superscript plus, plus upper O upper H superscript minus right arrow upper N a superscript plus, plus upper N upper O subscript 3 superscript minus, plus upper H subscript 2 upper O.
Option C
D
Upper H superscript plus, plus upper N upper O subscript 3 superscript minus, plus upper O upper H superscript minus right arrow upper N upper O subscript 3 superscript minus, plus upper H subscript 2 upper O.
Option D

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