Choose the best answer. Q1. What mass of K₂CO3 is needed to prepare 200 mL of a solution having a potassium ion concentration 0.150 M? A. 2.07 B. 4.15 g C. 10.4 g D. 1.49 g Q2. A 47.27 g of Ca(OH)2 is dissolved in water to make 2.5 L of solution. How many mL of this solution r be diluted with water to make 1.0 L of 0.10 M Ca(OH)₂? B. 658 mL D. 3.34 ml A. 392.1 mL Q3. Arrange the following in order of increasing first ionization energy. A. Ca< Ba
Choose the best answer. Q1. What mass of K₂CO3 is needed to prepare 200 mL of a solution having a potassium ion concentration 0.150 M? A. 2.07 B. 4.15 g C. 10.4 g D. 1.49 g Q2. A 47.27 g of Ca(OH)2 is dissolved in water to make 2.5 L of solution. How many mL of this solution r be diluted with water to make 1.0 L of 0.10 M Ca(OH)₂? B. 658 mL D. 3.34 ml A. 392.1 mL Q3. Arrange the following in order of increasing first ionization energy. A. Ca< Ba
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...
Related questions
Question
Q 5 please
![Choose the best answer.
Q1. What mass of K₂CO3 is needed to prepare 200 mL of a solution having a potassium ion concentration c
0.150 M?
A. 2.07
B. 4.15 g
C. 10.4 g
D. 1.49g
Q2. A 47.27 g of Ca(OH)2 is dissolved in water to make 2.5 L of solution. How many mL of this solution mu
be diluted with water to make 1.0 L of 0.10 M Ca(OH)₂?
B. 658 mL
D. 3.34 ml
A. 392.1 mL
Q3. Arrange the following in order of increasing first ionization energy.
A. Ca<Ba<P<S
B. Ca<Ba<S<P
C. Ba<Ca<S<P
D. Ba<Ca<P<S
Which pair of ions will not form a precipitate (soluble) when their solutions are mixed?
A. Ca²+, SO4²-
B. Ag+, NO3
C. AP¹+, PO¹
D. Pb, OH
5. Calculate the molar mass of the acid when 0.425 g sample of H₂X acid is completely neutralized with
34.6 mL of 0.151 M NaOH.
A. 162.8 g/mol
B. 246.8 g/mol
C) 173 g/mol
D. 82.9 g/mol
Q6. Calculate ) of the light emitted by a H atom if an electron falls from n=7 to n-4 principal energy level.
B. 1.010 10³ nm
A. 4.450 x 10-22 nm
C. 9.180 10-20 nm
D.2.166 10's
C. 18.5 mL
Q7. The electron configuration for the sulfur ion (S²) is?
A. 1s 2s 2p 3s 3p²
B. 1s²2s²2p 3s²3p
(n, 1, m, m.) for an electron in a 5f orbital
B. (5, 2, 3, 1/2)
Q8. The correct set of quantum numbers
A. (4, 2, 1, 1/2)
C. (5, 2, 0, 1/2)
Q9. Which one of the following is the correct order for atomic radius? (Smallest to largest)
B. F<Ca<P
A. Ca<P <F
C. Ca < F<P
incorrectly?
Q10. Which of the following is paired
A. C6H12O6 nonelectrolyte
C. Na(OH) strong electrolyte
C. [Ne]3s 3p 4s
Q11. Which of the following frequencies corresponds to light with the longest wavelength?
B. 4.12 x 10³ s¹
A..3.00 × 10¹3 ¹
C. 8.50 100 ¹
A. 1, 1, 1
B. HNO, weak electrolyte
D. HCI strong electrolyte
D. [Ne]3s 3p
D. (5, 3,-1,-1/2)
D. F<P <Ca
Q12. The spectator ions in the following reaction are? Pb(NO3)2+ 2NaC1→ PbCl₂ + 2NaNO,
B. Pb2+, NO3-
A. Na²+, NO3-
C. NO, CH-
D. 9.12 - 102
D. Pb, C1-
Q13. When the following equation is balanced in acidic solution, the coefficients for Cr₂O, I and Cr
respectively are?
r
Cr₂O72 (aq) +1¹(q) →→ Cr+ (aq) + 10) (q)
C. 1, 1,2
B. 1, 1,2
D. 2, 1, 1](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F73756e6a-601d-4e3a-a6d7-35b2b5f0e6cb%2F7e2f8ba2-5be0-4ee9-8800-28490edd3da5%2Ft2g4aox_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Choose the best answer.
Q1. What mass of K₂CO3 is needed to prepare 200 mL of a solution having a potassium ion concentration c
0.150 M?
A. 2.07
B. 4.15 g
C. 10.4 g
D. 1.49g
Q2. A 47.27 g of Ca(OH)2 is dissolved in water to make 2.5 L of solution. How many mL of this solution mu
be diluted with water to make 1.0 L of 0.10 M Ca(OH)₂?
B. 658 mL
D. 3.34 ml
A. 392.1 mL
Q3. Arrange the following in order of increasing first ionization energy.
A. Ca<Ba<P<S
B. Ca<Ba<S<P
C. Ba<Ca<S<P
D. Ba<Ca<P<S
Which pair of ions will not form a precipitate (soluble) when their solutions are mixed?
A. Ca²+, SO4²-
B. Ag+, NO3
C. AP¹+, PO¹
D. Pb, OH
5. Calculate the molar mass of the acid when 0.425 g sample of H₂X acid is completely neutralized with
34.6 mL of 0.151 M NaOH.
A. 162.8 g/mol
B. 246.8 g/mol
C) 173 g/mol
D. 82.9 g/mol
Q6. Calculate ) of the light emitted by a H atom if an electron falls from n=7 to n-4 principal energy level.
B. 1.010 10³ nm
A. 4.450 x 10-22 nm
C. 9.180 10-20 nm
D.2.166 10's
C. 18.5 mL
Q7. The electron configuration for the sulfur ion (S²) is?
A. 1s 2s 2p 3s 3p²
B. 1s²2s²2p 3s²3p
(n, 1, m, m.) for an electron in a 5f orbital
B. (5, 2, 3, 1/2)
Q8. The correct set of quantum numbers
A. (4, 2, 1, 1/2)
C. (5, 2, 0, 1/2)
Q9. Which one of the following is the correct order for atomic radius? (Smallest to largest)
B. F<Ca<P
A. Ca<P <F
C. Ca < F<P
incorrectly?
Q10. Which of the following is paired
A. C6H12O6 nonelectrolyte
C. Na(OH) strong electrolyte
C. [Ne]3s 3p 4s
Q11. Which of the following frequencies corresponds to light with the longest wavelength?
B. 4.12 x 10³ s¹
A..3.00 × 10¹3 ¹
C. 8.50 100 ¹
A. 1, 1, 1
B. HNO, weak electrolyte
D. HCI strong electrolyte
D. [Ne]3s 3p
D. (5, 3,-1,-1/2)
D. F<P <Ca
Q12. The spectator ions in the following reaction are? Pb(NO3)2+ 2NaC1→ PbCl₂ + 2NaNO,
B. Pb2+, NO3-
A. Na²+, NO3-
C. NO, CH-
D. 9.12 - 102
D. Pb, C1-
Q13. When the following equation is balanced in acidic solution, the coefficients for Cr₂O, I and Cr
respectively are?
r
Cr₂O72 (aq) +1¹(q) →→ Cr+ (aq) + 10) (q)
C. 1, 1,2
B. 1, 1,2
D. 2, 1, 1
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
This is a popular solution!
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 2 images
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.Recommended textbooks for you
Chemistry
Chemistry
ISBN:
9781305957404
Author:
Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:
Cengage Learning
Chemistry
Chemistry
ISBN:
9781259911156
Author:
Raymond Chang Dr., Jason Overby Professor
Publisher:
McGraw-Hill Education
Principles of Instrumental Analysis
Chemistry
ISBN:
9781305577213
Author:
Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:
Cengage Learning
Chemistry
Chemistry
ISBN:
9781305957404
Author:
Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:
Cengage Learning
Chemistry
Chemistry
ISBN:
9781259911156
Author:
Raymond Chang Dr., Jason Overby Professor
Publisher:
McGraw-Hill Education
Principles of Instrumental Analysis
Chemistry
ISBN:
9781305577213
Author:
Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:
Cengage Learning
Organic Chemistry
Chemistry
ISBN:
9780078021558
Author:
Janice Gorzynski Smith Dr.
Publisher:
McGraw-Hill Education
Chemistry: Principles and Reactions
Chemistry
ISBN:
9781305079373
Author:
William L. Masterton, Cecile N. Hurley
Publisher:
Cengage Learning
Elementary Principles of Chemical Processes, Bind…
Chemistry
ISBN:
9781118431221
Author:
Richard M. Felder, Ronald W. Rousseau, Lisa G. Bullard
Publisher:
WILEY