1b. A beaker contains 300.0 ml of a 0.20 M Pb(NO₂)₂ solution. If 200.0 ml of a 0.20 M solution of MgCl₂ is added to the beaker, what will be the final concentration of Pb²+ ions in the resulting solution? (A) 0.020 M (B) 0.040 M (C) 0.080 M (D) 0.120 M (E) 0.150 M H₂(g) + L₂(g) → 2 HI(g) 1c.At 450C the equilibrium constant, K, for the reaction shown above has a value of 50. Which of the following sets of initial conditions at 450 C will cause the reaction above to produce more H₂? I. [HI] = 5-molar, [H₂] = 1-molar, [1₂] = 1-molar II. [HI] = 10-molar, [H₂] = 1-molar, [1₂] = 1-molar III. [HI] = 10-molar, [H₂] = 2-molar, [1₂] = 2-molar (A) I only (B) II only (C) I and II only (D) II and III only (E) I, II, and III
1b. A beaker contains 300.0 ml of a 0.20 M Pb(NO₂)₂ solution. If 200.0 ml of a 0.20 M solution of MgCl₂ is added to the beaker, what will be the final concentration of Pb²+ ions in the resulting solution? (A) 0.020 M (B) 0.040 M (C) 0.080 M (D) 0.120 M (E) 0.150 M H₂(g) + L₂(g) → 2 HI(g) 1c.At 450C the equilibrium constant, K, for the reaction shown above has a value of 50. Which of the following sets of initial conditions at 450 C will cause the reaction above to produce more H₂? I. [HI] = 5-molar, [H₂] = 1-molar, [1₂] = 1-molar II. [HI] = 10-molar, [H₂] = 1-molar, [1₂] = 1-molar III. [HI] = 10-molar, [H₂] = 2-molar, [1₂] = 2-molar (A) I only (B) II only (C) I and II only (D) II and III only (E) I, II, and III
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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Solve all parts otherwise I will downvote
![1b. A beaker contains 300.0 ml of a 0.20 M Pb(NO3)₂
solution. If 200.0 ml of a 0.20 M solution of MgCl₂
is added to the beaker, what will be the final
concentration of Pb²+ ions in the resulting solution?
(A) 0.020 M
(B) 0.040 M
(C) 0.080 M
(D) 0.120 M
(E) 0.150 M
H₂(g) + L₂(g) → 2 HI(g)
1c. At 450C the equilibrium constant, K, for the
reaction shown above has a value of 50. Which of
the following sets of initial conditions at 450 C will
cause the reaction above to produce more H₂?
I. [HI] = 5-molar, [H₂] = 1-molar,
[¹₂] = 1-molar
II. [HI] = 10-molar, [H₂] = 1-molar,
[1₂] = 1-molar
III. [HI] = 10-molar, [H₂] = 2-molar,
[¹₂] = 2-molar
(A) I only
(B) II only
(C) I and II only
(D) II and III only
(E) I, II, and III
7](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc616abe4-3727-4750-bcbf-87fddf54e9f2%2F52669e6d-0d04-4d93-a9ec-0d5cf5155937%2Fyfw6h4_processed.jpeg&w=3840&q=75)
Transcribed Image Text:1b. A beaker contains 300.0 ml of a 0.20 M Pb(NO3)₂
solution. If 200.0 ml of a 0.20 M solution of MgCl₂
is added to the beaker, what will be the final
concentration of Pb²+ ions in the resulting solution?
(A) 0.020 M
(B) 0.040 M
(C) 0.080 M
(D) 0.120 M
(E) 0.150 M
H₂(g) + L₂(g) → 2 HI(g)
1c. At 450C the equilibrium constant, K, for the
reaction shown above has a value of 50. Which of
the following sets of initial conditions at 450 C will
cause the reaction above to produce more H₂?
I. [HI] = 5-molar, [H₂] = 1-molar,
[¹₂] = 1-molar
II. [HI] = 10-molar, [H₂] = 1-molar,
[1₂] = 1-molar
III. [HI] = 10-molar, [H₂] = 2-molar,
[¹₂] = 2-molar
(A) I only
(B) II only
(C) I and II only
(D) II and III only
(E) I, II, and III
7
Transcribed Image Text:1a.
1.5-
1.0+
0.5+
50
200
T (°C)
If the pressure of the substance shown in the
diagram is decreased from 1.0 atmosphere to 0.5
atmosphere at a constant temperature of 100°C,
which phase change will occur?
(A) Freezing
(B) Vaporization
(C) Condensation
(D) Sublimation.
(E) Deposition
P
atm)
100
150
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