Chemistry In Focus
7th Edition
ISBN: 9781337399692
Author: Tro, Nivaldo J.
Publisher: Cengage Learning,
expand_more
expand_more
format_list_bulleted
Concept explainers
Question
Chapter 15, Problem 31E
Interpretation Introduction
Interpretation:
The main ingredients in lipstick are to be stated.
Concept Introduction:
Titanium dioxide is an inorganic pigment and the chemical formula of titanium dioxide is
Tetrabromofluorescein is a pigment that is used for cosmetics, ink, and food coloring.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
One suggestion for solving the fuel shortage due to decreasing volumes of fossil fuels
are hydrogen / oxygen fuel cells.
a. State the two half-cell reaction equations for such fuel cells. Calculate the cell
potential as well as the electrical work gained by this fuel cell at standard conditions
with E002/H20 = 1.229 V.
b. Compare the fuel cell to the Gibbs free energy of the combustion reaction of
n-octane at standard conditions. Use ASºm, n-Oct., 1 = 361.2 J/mol K.
a. Determine the electrochemical potential of the following cell using
E°Mg2+/Mg = -2.362 V.
Mg | Mg2+ (a=104) || H* (a = 4) | H2 (p
= 0.5 bar) | Pt
b. A galvanic chain consists of Co²+ / Co and Ag+ / Ag half-cells with
EºCo²+/Co = -0.282 V and Eº Ag+/Ag = 0.799 V. Determine which half-cell will be
reduced and which one will be oxidised. Furthermore, calculate the electrochemical
potential as well as the equilibrium constant of the whole cell at
i. [Co²+] = 0.1 M and [Ag+] = 0.5 M
ii. [Co²+] = 0.001 M and [Ag*] = 1.5 M
The equilibrium voltage of the following cell has been measured at 0.522 V at 25 °C.
Pt | H2, g❘ HClaq || AgClaq | Ags
State the redox reactions present in this cell. Calculate the pH value of the electrolyte
solution with KL, AgCl = 1.96 · 10-10 mol² / L². Assume that the concentrations of H+ and
Clare equal.
Chapter 15 Solutions
Chemistry In Focus
Ch. 15 - Prob. 15.1YTCh. 15 - Prob. 1SCCh. 15 - Prob. 2SCCh. 15 - Prob. 3SCCh. 15 - Prob. 1ECh. 15 - Prob. 2ECh. 15 - Prob. 3ECh. 15 - Prob. 4ECh. 15 - Prob. 5ECh. 15 - Prob. 6E
Ch. 15 - Prob. 7ECh. 15 - Prob. 8ECh. 15 - Prob. 9ECh. 15 - Prob. 10ECh. 15 - Prob. 11ECh. 15 - Prob. 12ECh. 15 - Prob. 13ECh. 15 - Define eutrophication.Ch. 15 - Prob. 15ECh. 15 - Prob. 16ECh. 15 - Prob. 17ECh. 15 - Prob. 18ECh. 15 - Prob. 19ECh. 15 - What are the three types of interactions that...Ch. 15 - Prob. 21ECh. 15 - Prob. 22ECh. 15 - Prob. 23ECh. 15 - Prob. 24ECh. 15 - Prob. 25ECh. 15 - Prob. 26ECh. 15 - Prob. 27ECh. 15 - Prob. 28ECh. 15 - Prob. 29ECh. 15 - How do sunscreens protect your skin from the Suns...Ch. 15 - Prob. 31ECh. 15 - Prob. 32ECh. 15 - Prob. 33ECh. 15 - Prob. 34ECh. 15 - Prob. 35ECh. 15 - Prob. 36ECh. 15 - Prob. 37ECh. 15 - Prob. 38ECh. 15 - Prob. 39ECh. 15 - Prob. 40ECh. 15 - Prob. 41ECh. 15 - Prob. 42ECh. 15 - Prob. 43ECh. 15 - Prob. 44ECh. 15 - Prob. 45ECh. 15 - Prob. 46ECh. 15 - The salt bridges that hold hair protein (keratin)...Ch. 15 - Prob. 48ECh. 15 - The hydrochloric acid present in toilet bowl...Ch. 15 - Prob. 50ECh. 15 - Prob. 51ECh. 15 - Prob. 52ECh. 15 - Prob. 53ECh. 15 - Prob. 54ECh. 15 - Prob. 55ECh. 15 - Prob. 56ECh. 15 - Prob. 57ECh. 15 - Prob. 58ECh. 15 - Prob. 59ECh. 15 - Prob. 60ECh. 15 - Prob. 61ECh. 15 - Prob. 62ECh. 15 - Prob. 64ECh. 15 - Prob. 65E
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.Similar questions
- Here are the energies (in kcal/mol) for staggered and eclipsed interactions for CH, CC, and CBr bonds eclipsed (0°) staggered (60°) bonds CH/CH 1.0 0.0 CH/CC 1.3 0.0 Br: CC/CC 3.0 0.9 Br CH/CBr 1.8 0.0 CC / CBr 3.3 1.0 CBr / CBr 3.7 1.2 a) I've drawn the Newman projection for one of the staggered conformations of the molecule above, looking down the C2-C3 bond. Draw Newman projections for the other two staggered and the three eclipsed conformations (in order). CH₂ H3C. H' H Br b) Calculate the relative energies for each of the conformations and write them below each conformation.arrow_forward90. Draw the stereoisomers obtained from each of the following reactions: a. H₂ b. H₂ C. H₂ Pd/C Pd/C Pd/Carrow_forward36. The emission spectrum below for a one-electron (hydrogen-like) species in the gas phase shows all the lines, before they merge together, resulting from transitions to the first excited state from higher energy states. Line A has a wavelength of 434 nm. BA Increasing wavelength, λ (a) What are the upper and lower principal quantum numbers corresponding to the lines labeled A and B? (b) Identify the one-electron species that exhibits the spectrum.arrow_forward
- f) The unusual molecule [2.2.2] propellane is pictured. 1) Given the bond length and bond angles in the image, what hybridization scheme best describes the carbons marked by the askerisks? 2) What types of orbitals are used in the bond between the two carbons marked by the askerisks? 3) How does this bond compare to an ordinary carbon-carbon bond (which is usually 1.54 Å long)? H₂C H₂C CH2 1.60Å ハ C. * CH₂ H₂C * C H₂ 120°arrow_forwardQuestion Resonance Forms a) Draw all resonance forms of the molecules. Include curved arrow notation. Label major resonance contributor Resonance Forms a) Draw all resonance forms of the molecules. Include curved arrow notation. Label major resonance contributorarrow_forwardCan you show me or determine the longest carbon chain, which is octane? Potentially highlight it in different sections to show me, plz, or individually?arrow_forward
- PLEASE ANSWER ALL PARTS!!arrow_forwardd) Determine the formal charge on the nitrogen atom in each of the structures. NH3 NH2 N C бобкат : N N H H Н H2N-OH A B C D E F Garrow_forwardLewis Structure, Hybridization & Molecular Geometry a) Draw the Lewis Structure of the molecules; Label the hybridization of each carbon atom; Predict the approximate molecular geometry around each carbon atom. CH3CHO CH3CN b) Draw the Lewis Structure of Nitromethane; Predict the approximate molecular geometry around the nitrogen atom. CH3NO2 c) Draw the Lewis Structure; Label the hybridization of the boron atom; Predict the approximate molecular geometry. BF3 BF4arrow_forward
- a. The structure of the bicarbonate (hydrogen carbonate) ion, HCO3-, HCO3 " is best described as a hybrid of several contributing resonance forms, two of which are shown here. HO :0: HO + :Ö: Bicarbonate is crucial for the control of body pH (for example, blood pH 7.4). A more self-indulgent use is in baking soda, where it serves as a source of CO2 CO2 gas, which gives bread and pastry their fluffy constituency. (i) Draw at least one additional resonance form. = (ii) Using curved "electron-pushing" arrows, show how these Lewis structures may be interconverted by movement of electron pairs. (iii) Determine which form or forms will be the major contributor(s) to the real structure of bicarbonate, explaining your answer on the basis of the criteria in Section 1-5.arrow_forwardCalibri 11 + BIL NAME: Jaylena M A student is investigating the ctect of volume on pressure during a lab activity. The student uses the following volumes (mL). 12, 13, 14, 16, 17, 18, 19, 20, 21, 22, 23, 24, 26, 28, 30, 33, 34, 35, 38, 40, 42, 44. 46, and 50. As the volume changed they measured the following pressures (atm) 11.0, 10.5, 10.0, 9.2. 8.5, 78, 75, 7.0, 6.8, 6.5, 6.0, 5.9, 5.5, 5.0, 4.8, 4.5, 4.2, 3.9, 3.8, 3.5, 3.3, 3.2, 3.0, 2.9. What is the independent variable? Volume Imla What is the dependent variable? Pressure Jatm Use the data and make a PROPER data table. Volume 1mL) Pressure latm 110arrow_forwardDraw all resonance forms of the molecules. Include curved arrow notation. Label major resonance contributor.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Chemistry for Today: General, Organic, and Bioche...ChemistryISBN:9781305960060Author:Spencer L. Seager, Michael R. Slabaugh, Maren S. HansenPublisher:Cengage Learning
Chemistry for Today: General, Organic, and Bioche...
Chemistry
ISBN:9781305960060
Author:Spencer L. Seager, Michael R. Slabaugh, Maren S. Hansen
Publisher:Cengage Learning