Each row of the table below describes an aqueous solution at 25 °C. The second column of the table shows the initial components of the solution. • Use the checkboxes in the third column to explain the type of the initial solution. The fourth column describes a change in the solution. • Use the fifth column to predict how the change in the solution will change its pH. solution initial components (check all that apply) initial type acidic basic neutral acidic basic neutral A B с D H₂O H₂O. KOH H₂O H₂O, KOH O acidic basic neutral acidic basic neutral change add NaClO₂ add KCI add NaOH add HCl effect of change on pH (check one) O pH higher O pH lower O pH the same O pH higher O pH lower O pH the same O pH higher O pH lower O pH the same O pH higher pH lower pH the same

Introductory Chemistry For Today
8th Edition
ISBN:9781285644561
Author:Seager
Publisher:Seager
Chapter9: Acids, Bases, And Salts
Section: Chapter Questions
Problem 9.108E
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Each row of the table below describes an aqueous solution at 25 °C.
The second column of the table shows the initial components of the solution.
• Use the checkboxes in the third column to explain the type of the initial solution.
The fourth column describes a change in the solution.
• Use the fifth column to predict how the change in the solution will change its pH.
initial type
solution initial components (check all that apply)
O acidic
A
B
с
D
H₂O
H₂O, KOH
H₂O
H₂O, KOH
basic
neutral
acidic
basic
neutral
acidic
basic
neutral
acidic
basic
☐ neutral
00
change
add NaC104
add KC1
add NaOH
add HCl
effect of change on pH
(check one)
O pH higher
O pH lower
O pH the same
O pH higher
O pH lower
O pH the same
O pH higher
O pH lower
O pH the same
O pH higher
O pH lower
O pH the same
?
olo
Ar
Transcribed Image Text:Each row of the table below describes an aqueous solution at 25 °C. The second column of the table shows the initial components of the solution. • Use the checkboxes in the third column to explain the type of the initial solution. The fourth column describes a change in the solution. • Use the fifth column to predict how the change in the solution will change its pH. initial type solution initial components (check all that apply) O acidic A B с D H₂O H₂O, KOH H₂O H₂O, KOH basic neutral acidic basic neutral acidic basic neutral acidic basic ☐ neutral 00 change add NaC104 add KC1 add NaOH add HCl effect of change on pH (check one) O pH higher O pH lower O pH the same O pH higher O pH lower O pH the same O pH higher O pH lower O pH the same O pH higher O pH lower O pH the same ? olo Ar
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Follow-up Question
Suppose a 250. mL flask is filled with 1.6 mol of NO and 1.2 mol of NO₂. The following reaction becomes possible:
NO₂(g) + NO(g) → 2NO₂(g)
The equilibrium constant K for this reaction is 0.670 at the temperature of the flask.
Calculate the equilibrium molarity of NO. Round your answer to two decimal places.
OM
X
Transcribed Image Text:Suppose a 250. mL flask is filled with 1.6 mol of NO and 1.2 mol of NO₂. The following reaction becomes possible: NO₂(g) + NO(g) → 2NO₂(g) The equilibrium constant K for this reaction is 0.670 at the temperature of the flask. Calculate the equilibrium molarity of NO. Round your answer to two decimal places. OM X
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