OWLV2 FOR MASTERTON/HURLEY'S CHEMISTRY:
8th Edition
ISBN: 9781305079304
Author: Hurley
Publisher: IACCENGAGE
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Textbook Question
Chapter 6, Problem 46QAP
How many unpaired electrons are there in the following atoms?
(a) aluminum
(b) argon
(c) arsenic
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NMR spectrum of ethyl acetate has signals whose chemical shifts are indicated below. Which hydrogen or set of hydrogens corresponds to the signal at
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ethyl acetate
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How many signals do you expect in the H NMR spectrum for this molecule?
Br Br
Write the answer below.
Also, in each of the drawing areas below is a copy of the molecule, with Hs shown. In each copy, one of the H atoms is colored red. Highlight in red all other H
atoms that would contribute to the same signal as the H already highlighted red
Note for advanced students: In this question, any multiplet is counted as one signal.
1
Number of signals in the 'H NMR spectrum.
For the molecule in the top drawing area, highlight in red any other H atoms that will contribute to
the same signal as the H atom already highlighted red.
If no other H atoms will contribute, check the box at right.
Check
For the molecule in the bottom drawing area, highlight in red any other H atoms that will contribute
to the same signal as the H atom already highlighted red.
If no other H atoms will contribute, check the box at right.
O
✓
No additional Hs to color in top
molecule
ง
No additional Hs to color in bottom…
in the kinetics experiment, what were the values calculated? Select all that apply.a) equilibrium constantb) pHc) order of reactiond) rate contstant
Chapter 6 Solutions
OWLV2 FOR MASTERTON/HURLEY'S CHEMISTRY:
Ch. 6 - A photon of violet light has a wavelength of 423...Ch. 6 - Most retinal tears and detachments are treated by...Ch. 6 - A line in the spectrum of neon has a wavelength of...Ch. 6 - Ozone absorbs energy with a frequency of 1.291015...Ch. 6 - The ionization energy of rubidium is 403 kJ/mol....Ch. 6 - Energy from radiation can cause chemical bonds to...Ch. 6 - Lasers are now used for the total or partial...Ch. 6 - Your instructor may use a laser pointer while...Ch. 6 - Consider the transition from the energy levels n=5...Ch. 6 - Consider the transition from the energy levels n=2...
Ch. 6 - According to the Bohr model, the radius of a...Ch. 6 - Calculate En for n=1,2,3, and 4 (R H=2.1801018J)....Ch. 6 - For the Pfund series, nlo=5. (a) Calculate the...Ch. 6 - In the Brackett series, nlo=4. (a) Calculate the...Ch. 6 - A line in the Lyman series (nlo=1) occurs at 97.23...Ch. 6 - In the Pfund series, nlo=5. Calculate the longest...Ch. 6 - What are the possible values for m l for (a) the d...Ch. 6 - What are the possible values for m l for (a) the d...Ch. 6 - For the following pairs of orbitals, indicate...Ch. 6 - For the following pairs of orbitals, indicate...Ch. 6 - What type of electron orbital (i.e., s, p, d, or...Ch. 6 - What type of electron orbital (i.e., s, p, d, or...Ch. 6 - What is the total electron capacity for (a)...Ch. 6 - Give the number of orbitals in (a) n=3(b) a 4p...Ch. 6 - How many electrons in an atom can following...Ch. 6 - How many electrons in an atom can have the...Ch. 6 - Given the following sets of quantum numbers,...Ch. 6 - Given the following sets of electron quantum...Ch. 6 - Write the ground state electron configuration for...Ch. 6 - Write the ground state electron configuration for...Ch. 6 - Write an abbreviated ground state electron...Ch. 6 - Prob. 32QAPCh. 6 - Give the symbol of the element of lowest atomic...Ch. 6 - Give the symbol of the element of lowest atomic...Ch. 6 - What fraction of the total number of electrons is...Ch. 6 - What fraction of the total number of electrons is...Ch. 6 - Which of the following electron configurations...Ch. 6 - Which of the following electron configurations...Ch. 6 - Write the orbital diagram for (a) Li(b) P(c) F(d)...Ch. 6 - Write the orbital diagram tor an atom of (a) Na...Ch. 6 - Give the symbol of the atom with the following...Ch. 6 - What is the symbol of the atom with the following...Ch. 6 - Write the symbol of (a) all the elements in which...Ch. 6 - Write the symbols of (a) all the elements in...Ch. 6 - How many unpaired electrons are there in an atom...Ch. 6 - How many unpaired electrons are there in the...Ch. 6 - In what main group(s) of the periodic table do...Ch. 6 - Give the symbol of the main-group metals in period...Ch. 6 - Write the ground state electron configuration for...Ch. 6 - Write the ground state electron configuration for...Ch. 6 - How many unpaired electrons are there 111 the...Ch. 6 - How many unpaired electrons are there in the...Ch. 6 - Arrange the elements Na, Si, and S in the order of...Ch. 6 - Arrange the elements Mg, S, and Cl in order of (a)...Ch. 6 - Which of the four atoms Rb, Sr, Sb, or Cs (a) has...Ch. 6 - Which of the four atoms Na, P, Cl, or K (a) has...Ch. 6 - Select the larger member of each pair. (a) Ca and...Ch. 6 - Select the smaller member of each pair. (a) P and...Ch. 6 - Prob. 59QAPCh. 6 - Prob. 60QAPCh. 6 - A lightbulb radiates 8.5% of the energy supplied...Ch. 6 - The speed of a computer chip is measured by its...Ch. 6 - A carbon dioxide laser produces radiation of...Ch. 6 - Name and give the symbol of the element that has...Ch. 6 - Compare the energies and frequencies of two...Ch. 6 - Consider the following transitions 1. n=3 to n=1...Ch. 6 - Write the symbol of each element described below....Ch. 6 - Answer the following questions. (a) What...Ch. 6 - Explain in your own words what is meant by (a) the...Ch. 6 - Explain the difference between (a) the Bohr model...Ch. 6 - Indicate whether each of the following statements...Ch. 6 - Criticize or comment on the following statements:...Ch. 6 - No currently known elements contain electrons in g...Ch. 6 - Prob. 74QAPCh. 6 - Explain why (a) negative ions are larger than...Ch. 6 - The energy of any one-electron species in its nth...Ch. 6 - In 1885, Johann Balmer, a mathematician, derived...Ch. 6 - Prob. 78QAPCh. 6 - Suppose that the spin quantum number could have...Ch. 6 - In the photoelectric effect, electrons are ejected...
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- true or false, given that a 20.00 mL sample of NaOH took 24.15 mL of 0.141 M HCI to reach the endpoint in a titration, the concentration of the NaOH is 1.17 M.arrow_forwardin the bromothymol blue experiment, pKa was measured. A closely related compound has a Ka of 2.10 x 10-5. What is the pKa?a) 7.1b) 4.7c) 2.0arrow_forwardcalculate the equilibrium concentration of H2 given that K= 0.017 at a constant temperature for this reaction. The inital concentration of HBr is 0.050 M.2HBr(g) ↔ H2(g) + Br2(g)a) 4.48 x 10-2 M b) 5.17 x 10-3 Mc) 1.03 x 10-2 Md) 1.70 x 10-2 Marrow_forward
- true or falsegiven these two equilibria with their equilibrium constants:H2(g) + CI2(l) ↔ 2HCI(g) K= 0.006 CI2(l) ↔ CI2(g) K= 0.30The equilibrium contstant for the following reaction is 1.8H2(g) + CI2 ↔ 2HCI(g)arrow_forwardI2(g) + CI2(g) ↔ 2ICIK for this reaction is 81.9. Find the equilibrium concentration of I2 if the inital concentration of I2 and CI2 are 0.010 Marrow_forwardtrue or false,the equilibrium constant for this reaction is 0.50.PCI5(g) ↔ PCI3(g) + CI2(g)Based on the above, the equilibrium constant for the following reaction is 0.25.2PCI5(g) ↔. 2PCI3(g) + 2CI2(g)arrow_forward
- true or false, using the following equilibrium, if carbon dioxide is added the equilibrium will shift toward the productsC(s) + CO2(g) ↔ 2CO(g)arrow_forward2S2O2/3- (aq) + I2 (aq) ---> S4O2/6- (aq) +2I- (aq) Experiment I2 (M) S2O3- (M) Initital Rate (M/s) 1 0.01 0.01 0.0004 2 0.01 0.02 0.0004 3 0.02 0.01 0.0008 Calculate the overall order for this reaction using the table data a) 3b) 0c) 2d) 1arrow_forwardthe decomposition of N2O5 is the first order with a half-life of 1.98 minutes. If the inital concentration of N2O5 is 0.200 M, what is the concentration after 6 minutes?a) 0.612 Mb) 0.035 Mc) 0.024 Md) 0.100 Marrow_forward
- 20.00 mL of 0.150 M HCI is titrated with 0.075 M NaOH. What volume of NaOH is needed?a) 50 mLb) 20 mLc) 40 mLd) 26.66 mLarrow_forward20.00 mL of 0.150 M NaOH is titrated with 37.75 mL of HCI. What is the molarity of the HCI?a) 0.150 Mb) 0.079 Mc) 0.025 Md) 0.050 Marrow_forwardin the following reaction, the OH- acts as which of these?NO2- (aq) + H2O (l) ⇌ OH- (aq) + HNO2 (aq)a) not a weak acidb) basec) acidarrow_forward
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