Neutralization Reactions — Unit test Answers
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21
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H2CO3 is used in soft drinks. What is the name of this compound?
A
sulfuric acidB
carbonic acidC
tartaric acidD
hydrochloric acid22
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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.
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.
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.
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.
23
Consider the reaction below.HF + H2O H3O + FWhich is an acid-conjugate base pair?
A
HF and H3O+B
HF and F
C
H2O and HFD
H2O and F
24
The pOH of a solution is 10.75. What is the concentration of OH– ions in the solution?Use .
A
3.162 10–108 M
B
1.778 10–11 M
C
1.075 102 M
D
5.623 1010 M
25
Consider the reaction below.H2PO4– + H2O H3O+ + HPO42–Which of the following is a base–conjugate acid pair?
A
H2O and H3O+B
H2O and H2PO4–C
H2PO4– and HPO42–D
H2PO4– and H3O+Did you find these answers helpful?
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