II 8TIIL! US ng TaUie 2.9 UI page II II your tCxID0OK, IUchtIly tne 3U03UICC. USIlng 245a l,20 7Lx TNG= 1,2076x 1.20 7x lo ml -3 Txios= lx103 l.207yl0% 0.00201982€ Dimensional Analysis Applications Solve the following problems using dimensional analysis, where appropriate. Round to the correct number of significant figures and include units. Show all of your work. Please circle your final answer. 7. Methyl mercury levels higher than 3.00 × 104 mg/dL are toxic to the central nervous system. Determine if either of the following levels of methyl mercury is life-threatening. a) 2.50 µg/L b) 2.50 cg/mL Handbook 3 ©2020 Cuesta College. All rights reserved 15
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Methyl mercury levels higher than 3.00×10-4 mg/dL are toxic to central nervous system. Whether the given levels of methyl mercury are life threatening or not is to be determined-
1. 50 µg/L
- 50 cg/mL
- Convert the unit µg/L into mg/dL
1 µg = 0.001 mg
1 L = 10 dL (decilitres)
Thus, 2.50×10-4 mg/dL < 3.00×10-4 mg/dL.
Hence, 2.50 µg/L levels of methyl mercury is not life threatening.
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- PIH A Achieve Students: Register for X Assessment Chem 101 002 - Ac X Canvas LMS -b91a-6dde768c655e/3/k6bu5e/tools/assessment/items/b5bf51ff-1873-4e20-b78d-15d1b43e186d/assignments/5395362?redirectBackToOnClose=true&em Resources Lx Give Up? O Hint %6 Introductory Chemistry presented by Macmillan Learning Revell SECOND EDITION Each of the Lewis structures shown contains one polar covalent bond. Identify the bond, and use the &+/8- notation to show the direction of polarity. 通国 車 南 :O: H -P- H-CEN: H Answer Bankt 2019.csv - Goo X + 2015.csv - Goo B Grades - Gener X - McGraw-Hill Ed X X D TANA MONGEA X C Fluorine Fluori A ALEKS - Kathe Three Sampler A www-awn.aleks.com/alekscgi/x/Isl.exe/1o_u-IgNslkr7j8P3jH-li0Bkp4SahozV2zAJZQWQzk-VBhd98uVE3L5BbHc_DkUtSypJbH3ZDdOWuKprUeF.. i Apple Co Uconnect D2L HOME M McGraw-Hill Educ... S Metric Prefixes an.. A ALEKS - Katherine.. A ALEKS - Kathęrine. O kt school •KhanAcademy Netflix O GASES Solving for a gaseous reactant Katherine Combustion of hydrocarbons such as propane (C,Hg) produces carbon dioxide, a "greenhouse gas." Greenhouse gases in the Earth's atmosphere can trap the Sun's heat, raising the average temperature of the Earth. For this reason there has been a great deal of international discussion about whether to regulate the production of carbon dioxide. 1. Write a balanced chemical equation, including physical state symbols, for the combustion of gaseous propane into gaseous carbon dioxide and gaseous water. 2. Suppose 0.360 kg of propane are…UNI UNI eLearning Suite ← → C Tab 5840 Esc app.101edu.co 5840 cm³ x STARTING AMOUNT SPITS 1 in ³ 2.54 cm³ ! 1 Q F1 Content X 356 in ³ Type here to search 2 W F2 2.54 #3 E in ³ CAT F3 LA A popular car has an engine that is reported to have a volume of 5840 cm³ What is $ 4 Aktiv Chemistry || Length 1 km = 0.62137 mi Bi R 356 1m-10936 vd CA Incorrect, 1 attempt remaining Your ratio between in³ and cm³ in your first conversion factor is incorrect. The table of conversion factors below may help you determine the correct ratio for the factor. F4 % 5 1 mi = 5280 ft = 1.6093 km X - Question 31 of 31 F5 the size in cubic inches ? in³ 6 5 RT PeopleSoft session expired X F6 Volume 1 L = 10³ m³ = 10³ cm³ 1 L = 1.0567 qt 1 gal = 4 qt = 3.7854 L PrtScn & 7 Y U F7 * Home ? Anthropology and Archaeolo X 8 F8 ( 9 End F9 O PgUp 0 F10 P + (4x PgDn 4- 1923 B F11 S 1 ☆ 11 9:58 PM 1/29/2023 Ins + 11 = + F12 ☐
- Significant Figures Counter X + www-awu.aleks.com/alekscgi/x/lsl.exe/10_u-IgNslkr7j8P3jH-IJ-TnplXoFu0F7UjsroJMKrbFHXPNvwILIE9eRim2d5107ErwABTCdbvgUnFtjhtelPZIZL910... Homepage Welcome, Valentin... E Freeze | myEquifax TEMT Fall 2022- M... ALEKS-Valentina Vergara - Le X → C Mail - Vergara, Val... Google Docs A solution is prepared at 25°C X O ACIDS AND BASES Calculating the pH of a buffer pH = 0 A solution is prepared at 25 °C that is initially 0.18M in dimethylamine ((CH3)₂NH), a bromide ((CH3)₂NH₂ Br). Calculate the pH of the solution. Round your answer to 2 decimal places. Explanation Check X 3 GOVT 2306.003:... ALEKS - Valentina.... 0/5 a weak base with K₁=5.4 x 10, and 0.40M in dimethylammonium Health and sport..... To Ⓒ2022 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Center | Accessibility Valenti C alle HEj8P3jH-IQs_dp5pR4ENzvdYC-70kXyMz36BqJhw3sVPfBxMaZmh3VAdOl15aFtsHtwY9DBTUk4n818JEN-OWHIZVK39yT1iQorCn2ao?loBw7QYjlbavbSPXtx- egin | Student Veri. Hb Logout MyProgrammingLab Imported From IE ITEC2110:Summer2... TunesToTube - Upl. O Web Development.. O KINETICS AND EQUILIBRIUM Cla Using a second-order Integrated rate law to find concentration c.. -1 At a certain temperature this reaction follows second-order kinetics with a rate constant of 16.0 M s t: CICH,CH,C1 (g) → CH,CHCI (g) +HC1 (g) Suppose a vessel contains CICH, CH,Cl at a concentration of 1.46 M. Calculate the concentration of CICH,CH, Cl in the vessel 0.670 seconds later. You may assumne no other reaction is important. Round your answer to 2 significant digits.Chrome File Edit View History Bookmarks Profiles Tab Window Help 27% Thu 11:04 AM AD FS 2.0 Authentication Web x = 9.1 Systems of Linear Equation X X Mathway | Algebra Problem Sol X AM Prob Set 4 E Madeline Carlo - CHM 112-1 Fir X + docs.google.com/document/d/1wQ9rSCMpiUEHruGLkEEEOMTnno_cKgCSd1J_EKwEqyk/edit Madeline Carlo - CHM 112-1 Final Prob set 4 TURN IN Share File Edit View Insert Format Tools Add-ons Help Last edit was seconds ago в IU A 100% Normal text Arial 11 + Editing 31 III| III 1 II III 3 4 II 7 1 II| .За. If the decay series of hypothetical element 300 120/ + were to occur by ten subsequent alpha particle emission events, what would the resulting nuclide be? Show your reasoning. Be sure to identify the resulting nuclide using the periodic table. If the initial nuclide has a mass of 300.2152 amu and taking the mass of an alpha particle to be 4.0026 amu, what is the maximum mass of the resulting nuclide after losing the ten alpha particles? .3b. .3c. Explain why the actual…
- ALEKS- Andrew Herrera - Learn X → C = Significant Figures Calculator and XM (no subject) - enterprise1701dd x | + www-awa.aleks.com/alekscgi/x/Isl.exe/1o_u-IgNslkr7j8P3jH-lvgXwPgmUhvlTCeeBZbufuBYTi0Hz7m7D3ZSIqFYZDOBV6RpfMn8AQdHPIcZmyNDCsAtAPcBiyNq... 77°F Sunny LIVE: IRS Whistleblowers Testify © X OSTATES OF MATTER Using the combined gas law For many purposes we can treat nitrogen (N₂) as an ideal gas at temperatures above its boiling point of -196. °C. Suppose the temperature of a sample of nitrogen gas is raised from -96.0 °C to -78.0 °C, and at the same time the pressure is increased by 15.0%. Does the volume of the sample increase, decrease, or stay the same? If you said the volume increases or decreases, calculate the percentage change in the volume. Round your answer to the nearest percent. Explanation Check ▬▬▬ ‒‒ Q Search increase O decrease O stays the same LDE % □ x10 X 1/5 Ś W ✰ V h And © 2023 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Center |(z cos nX dx sin?nx 12) M.Sc.Hussein S.Yassin Mathematic 13) |x(x² + 1)100 dx 14) (x2 + 1)2 dx 15) f* 1- 5x dx 16) sin'x cos x dx 1 17) dx (Зх — 7)? 18) | Vī dx 19) | 3e* dx |(3x2 – V5x + 2) dx 20) + dx 2x x2 22) 6 + In 2) dx 2e* + х2 + 3х — 2 dx 23) 24) - 2x 25) x5 dx 26) M.Sc.Hussein S.Yassin Mathematic 27) dx 28) + x² + 2x + 1 dx 29) x2Chrome File Edit View History Bookmarks Profiles Tab Window Help 43% Thu 8:18 AM AD FS 2.0 Authentication Web X = 9.1 Systems of Linear Equation X X Mathway | Algebra Problem Sol X AM Final Prob Set 1 E Madeline Carlo - CHM 112-1 Fir X + docs.google.com/document/d/1bVWTpOfB0m7ZL9-iy2Bh3rpawr3egfINSogM9yy3Lkk/edit .4. For each intermolecular force below, in your own words in a few sentences explain its physical chemical basis (that is, what causes it). You may include a sketch as needed. .4a. London dispersion force .4b. Dipole-dipole 3. For each of the following, write the complete electron configuration, namely, 1s explain how you are geting each answer. Ja A 4 For each intenvlelar dowe below in your own words in a few sentences explain its physical chemical basis hat is, what causes You may include a sketch as needed Aa London dispersion force 3. Dictionary CC Aa ...
- Chrome File Edit View History Bookmarks Profiles Tab Window Help 43% Thu 8:18 AM AD FS 2.0 Authentication Web X = 9.1 Systems of Linear Equation X X Mathway | Algebra Problem Sol X AM Final Prob Set 1 E Madeline Carlo - CHM 112-1 Fir X + docs.google.com/document/d/1bVWTpOfB0m7ZL9-iy2Bh3rpawr3egfINSogM9yy3Lkk/edit .3. For each of the following, write the complete electron configuration, namely, 1s? etc. and explain how you are getting each answer. .За. Al2+ .3b. Si- .4. For each intermolecular force below, in your own words in a few sentences explain its physical chemical basis (that is, what causes it). You may include a sketch as needed. .4a. London dispersion force Intermolecular forces are present or are not present in a collection of NHe, molecules 2. Draw Lewis Dot structure for NCwhere nitrogen is central atom. Be certain every atom has an octet or duet. Show resonance hybrids as appropriate. Show where ALL the electrons are. 3. For each of the following, write the complete…A General ( X General ( x N 7C Social X C Clever | P x C Clever | P x E Edulastic x N Third Max d General ( X A app.edulastic.com/student/assessment/60525b29af74cf0008c2b68f/class/5f20cf3d5dd16ded17965e85/uta/6054999e58. Question 2/19 > NEXT A BOOKMARK V. 2 Choose the best explanation for how a mutation affects an organism. A The DNA stays the same, but the physical characteristics of an organism change. B A change in the DNA causes a physical change in the organism. CA physical change in the organism causes a change in the DNA. P Type here to search DELLNSIRF J8P3JH-hUBkp4SahozV2zAJZQWQzk-VBhd98uVE3L5BbHc_DkUtSypJbH3ZDdOWuKprUeFfOA.. Apple Uconnect D2L HOME M McGraw-Hill Educ. S Metric Prefixes an.. A ALEKS - Katherine.. A ALEKS - Katherine. •KhanAcademy O kt school Netfli O GASES Using Avogadro's Law Katheri Hydrogen chloride gas and oxygen react to form water vapor and chlorine gas. Whatť volume of water would be produced by this reaction if 3.59 mL of oxygen were consumed? Also, be sure your answer has a unit symbol, and is rounded to the correct number of significant digits. Explanation Check O 2020 McGraw-Hill Education. All Rights Reserved. Terms of Use | Privacy | Accessibility NOV 22 MacBook Pro olo