EQUILIBRIUM & ACID & BASES  MULIPLE CHOICE AND NUMERI

Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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EQUILIBRIUM & ACID & BASES 

MULIPLE CHOICE AND NUMERIC

Use the following information to answer the next three questions
Hydrogen gas reacts with chlorine gas according to the following reaction:
H2(g) + Cl2(g) + 184.6 kJ = 2 HCI(g) Ke = 3.60×104
5. Which row correctly describes the changes in concentration of HCI(g) related to the
stresses applied?
The statement above is best completed by the answers in row.
Row increase in temperature increase in pressure
increase
no change
O decrease
O increase
no change
decrease
decrease
increase
6. If at equilibrium [H2(g)]=[Cl2(g)], then which the following relationships is also true?
O (HCI(g)]=2 [H2(g)]
O (HCI(g)]=[H2(g)]
O (HCI(g)]<[Cl2(g)I
O (HCI(g)]>[Cl2(g)]
7. If 2.52 mol of HCI(g) was placed in a 1.00 L sealed flask and allowed to
decompose, determine the equilibrium concentration of HCI(g).
Your answer
Transcribed Image Text:Use the following information to answer the next three questions Hydrogen gas reacts with chlorine gas according to the following reaction: H2(g) + Cl2(g) + 184.6 kJ = 2 HCI(g) Ke = 3.60×104 5. Which row correctly describes the changes in concentration of HCI(g) related to the stresses applied? The statement above is best completed by the answers in row. Row increase in temperature increase in pressure increase no change O decrease O increase no change decrease decrease increase 6. If at equilibrium [H2(g)]=[Cl2(g)], then which the following relationships is also true? O (HCI(g)]=2 [H2(g)] O (HCI(g)]=[H2(g)] O (HCI(g)]<[Cl2(g)I O (HCI(g)]>[Cl2(g)] 7. If 2.52 mol of HCI(g) was placed in a 1.00 L sealed flask and allowed to decompose, determine the equilibrium concentration of HCI(g). Your answer
Questions
13. Tap water has a [H;O*(aq)] measuring 8.5×10-7 mol/L. The tap water has a
O pH of 6.07 and is acidic.
O pH of 7.93 and is basic.
pOH of 7.93 and is basic.
O pOH of 6.07 and is acidic.
Transcribed Image Text:Questions 13. Tap water has a [H;O*(aq)] measuring 8.5×10-7 mol/L. The tap water has a O pH of 6.07 and is acidic. O pH of 7.93 and is basic. pOH of 7.93 and is basic. O pOH of 6.07 and is acidic.
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