(1) The molarity (M) of 5.00 g of C6H12O6 in 100 ml solution is: (A) 1.32 (B) 0.278 (C) 0.145 (D) 0.085 (2) What is the volume (mL) of 3.0 M H₂SO4 are needed (4) to make 450 mL of 0.1 M H₂SO4? (A) 20 (B) 40 (C) 15 (D) 5.0 (3) Which of the following has the highest (1) concentration of K ion? (A) 0.02 M KCI (C) 0.08 M K3PO4 co T (B) 0.15 M K₂CRO4 (D) 0.05 M K₂CO3
(1) The molarity (M) of 5.00 g of C6H12O6 in 100 ml solution is: (A) 1.32 (B) 0.278 (C) 0.145 (D) 0.085 (2) What is the volume (mL) of 3.0 M H₂SO4 are needed (4) to make 450 mL of 0.1 M H₂SO4? (A) 20 (B) 40 (C) 15 (D) 5.0 (3) Which of the following has the highest (1) concentration of K ion? (A) 0.02 M KCI (C) 0.08 M K3PO4 co T (B) 0.15 M K₂CRO4 (D) 0.05 M K₂CO3
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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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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Transcribed Image Text:(1) The molarity (M) of 5.00 g of C6H12O6 in 100 ml solution is:
(A) 1.32
(B) 0.278
(C) 0.145
(D) 0.085
(2) What is the volume (mL) of 3.0 M H₂SO4 are needed (4) to make 450 mL of 0.1 M H₂SO4?
(A) 20
(B) 40
(C) 15
(D) 5.0
(3) Which of the following has the highest (1) concentration of K ion?
(A) 0.02 M KCI
(C) 0.08 M K3PO4
(4) What mass (g) of NaCl is needed to precipitate () the Ag+ ions from 20.0 mL of 0.100 M
AgNO3 solution?
(A) 0.117
(B) 0.999
(C) 2.817
(D) 2.866
(5) What volume (mL) of 0.1 M HCl is needed to neutralize (Jals Jeli) 25.0 mL of 0.35M
NaOH?
(A) 175
(B) 20
(C) 87.5
(D) 66.6
(6) The wavelength (nm) of an electron drops (J) from n = 5 →n=2 is:
(A) 486
(B) 435
(C) 93.8
(B) 0.15 M K₂CrO4
(D) 0.05 M K₂CO3
(D) 656
(7) Which of the following is a correct set (e) of quantum numbers in hydrogen atom?
(A) n=2, 1=1, m₁ = +1
(C) n = 4, 1=2, m₁ = -3
(A) 4
(8) After balancing the following redox equation in acidic medium, the coefficient (all) of Cr₂O7²
is:
Cr₂O72- + H₂S → Cr³+ + S
(C) 1
(B) 3
(B) n = 1, 1-0, m₁ = -1
(D) n = 3, 1-3, m₁ = 0
(D) 2
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