What is the concentration in mg/m3 of a solvent detected at 0.15% in a atmospheric analysis of confined space whose molecular weight is 78.11 g/mol? Assume NTP.
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What is the concentration in mg/m3 of a solvent detected at 0.15% in a
atmospheric analysis of confined space whose molecular weight is 78.11 g/mol? Assume NTP.
Please explain, correct answer and typed answer only, no copy paste ( no AI generated answer)
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- My Cal Poly Portal: Home O Quiz 2 Tuesday Jan. 19 M Mathway | Algebra Problem Solv X C Search All Matches | Chegg.com x G Sadly, you had to sign up for a 7 x+ "canvas.calpoly.edu/courses/40340/assignments/197825 15:31 Time Remaining 4/6 4 points You create a solution by placing 3.00 x 1023 atoms of calcium into 384.6 mL of water. Assuming there is no change in the volume, what is the concentration (M) of the solution? Report answer to 2 decimals. Do not use scientific notation. Do not report units. Type your answer.. Nextb Answered X Co. How to Ca x N NSU Logir x PeriodicTa x M Action Re x 0 mySigTau xG 4.25 ml to x NBA Final X G scientific c X + ow.com/ilrn/takeAssignment/takeCovalentActivity.do?locator=Dassignment-take [References] Silicon tetrachloride (SiCl4) and trichlorosilane (SIHCI3 ) are both starting materials for the production of electronics-grade silicon. Calculate the densities of pure SiCl4 and pure SIHCI3 vapor at 98°C and 665 torr. Density of SiCl4 vapor = g/L %D Density of SIHCI3 vapor = g/L Submit Answer Try Another Version 3 item attempts remaining Previous Next Email Instructor Save and Exit Cengago Tb Answered x Co. How to Ca x N NSU Logir x PeriodicTa XM Action Rec X 0 mySigTau X G 4.25 ml to X NBA Final xG scientific c X + w.com/ilrn/takeAssignment/takeCovalentActivity.do?locator=assignment-take [References] In 1897 the Swedish explorer Andreé tried to reach the North Pole in a balloon. The balloon was filled with hydrogen gas. The hydrogen gas was prepared from iron splints and diluted sulfuric acid. The reaction is Fe(s) +H2SO4 (ag) → FESO4(aq) + H2 (g) The volume of the balloon was 4800 m and the loss of hydrogen gas during filling was estimated at 20.%. What mass of iron splints and 98% (by mass) H2SO4 were needed to ensure the complete filling of the balloon? Assume a temperature of 0°C, a pressure of 1.0 atm during filling, and 100% yield. Mass of Fe = Mass of H2SO4 g Submit Answer Try Another Version 3 item attempts remaining Previous Next Email Instructor Save and Exit Cengage Learning | Cengage Technical Support
- genow.comiim/takeASSI [References) How many grams of sodium dichromate, Naz Cr207, should be added to a 250.0-mL volumetric flask to prepare 8.9 x 102 M Naz Crz 07 when the flask is filled to the mark with water? 6 item attempts remaining Submit Answer Try Another Version pt pt pt pt Previous Show Hint Email Instructor Cengage Learning | Cengage Technical SupportA ALEKS -ANNETH SUAREZ PALO b My Questions bartleby G chloride gas formula - Google Se + X X X X www-awn.aleks.com/alekscgi/x/lsl.exe/10_u-lgNslkr7j8P3jH=lJxk3WxUPZu2ctUcqMoMnclLczXr-FFXXXD80N _ka_pcCZy5sprvocbD6q.. The magic button (137) YouTube Dashboard Google Sarahah Anneth 1/4 X O CHEMICAL REACTIONS ANNETH Finding mole ratios from chemical formulae This is the chemical formula for epinephrine (the main ingredient in adrenaline): CgH1303N A biochemist has determined by measurements that there are 0.0211 moles of carbon in a sample of epinephrine. How many moles of nitrogen are in the sample? Round your answer to 3 significant digits. mol Explanation Check o2019 McGraw-Hill Education. AJI Rights Reserved. Terms of Use Privacy 9:36O (81) Drake - In The Bible (Official x Answered: Drag the text element X Chapter 3 Competency 5 G molar mass of fe - Google Search x + -> A cloud.scorm.com/ScormEnginelnterface/defaultui/player/legacy.html?configuration=CbMtix7R173giv8Jlq2qNte5-N4X7iO1ARnDq98KvBHVj4XKlo1rLn9XYyotbblQjPsc2h... * I Apps © Google MyMasteryPath co Welcome to LSU M.. P MasteringBiology E FRENCH ALEKS – Adaptive L. Pt Periodic Table - Pta. Other bookmarks E Reading list Chapter 3 Competency 5 POWERED BY THE RUSTICI EN PREVIOUS NEXT CLOSE ITEM RETURN TO LMS Page 8 of 35 Your Learning Points 4 Osiagwu, Chiemeka K Iron metal reacts with elemental sulfur to produce iron (III) sulfide. What mass of iron is required to react with 13. 61 g of sulfur? (A) 79. 99 g Check your balanced reaction 2 Fe(s) + 3 S(s) -> Fe,S, (s) (В) 53. 33 g (C) 61. 33 g (D) 15. 8 g (E) 35. 55 g 9:27 PM O Type here to search A 4) 9/25/2021 1O
- Help 100% Public Health Ch X HSC 258 - Major Projec X Mind Tap - Cengage Lea X C The Illustra d%3D55750828934189288909969212&elSBN=9781305657571&id%3D1061392007&nbld%3D21... References Use the References to access important values if needed for this question. For the following reaction, 66.8 grams of silver nitrate are allowed to react with 24.6 grams of copper(II) chloride. silver nitrate(aq) + copper(II) chloride(s) silver chloride(s) + copper(II) nitrate(aq) grams What is the maximum amount of silver chloride that can be formed? What is the FORMULA for the limiting reagent? grams What amount of the excess reagent remains after the reaction is complete? Submit AnswerX X Experimer 0 Mail Dirk X Experiment 10 B Homepag G sodium + + Yuzu: Safe X https://www.the collegegateway.com/ChemWeb/site/StudentFormView.php?sectionld=327&L... : https://www.thecollegegateway.com/ChemWeb/site/images/assignments/2/Experiment9%20.. C Table 10.4 cont. B. Freezing-Point Depression -30 Table 10.4 (data) Sodium Chloride Solute Ethylene Glycol Solute Mass of beaker ice water 111.438 112.337 g Mass of empty beaker 58.650 g Freezing point of pure wateroC Mass of sample + container 7.686 g Mass of empty container 2.676 g 53.263 c - 20 0 C 33.185 g 28.524 g Freezing point of solution6 C -3 C 10 Table 10.5 (report) Sodium Chloride Solute Ethylene Glycol Solute Total water mass Mass of solute Moles of solute ?t Water mass in kg 10 Solution molality K C. Boiling-Point Elevation -20 Table 10.6 (data) Boiling point of pure water Freeing point of solution, ethylene glycol solute Sucrose Solute Ethylene Glycol Solute Volume of water used Note: Remember, temperatures below zero…b Answered: x Co. How to Ca x N NSU Logir x PeriodicTa x M Action Re x O mySigTau X G 4.25 ml to x E NBA Final X G scientific c X now.com/ilrn/takeAssignment/takeCovalentActivity.do?locator%3Dassignment-take [References] A steel cylinder contains 5.00 moles graphite (pure carbon) and 5.00 moles O2. The mixture is ignited and all the graphite reacts. Combustion produces a mixture of CO gas and CO2 gas. After the cylinder has cooled to its original temperature, it is found that the pressure of the cylinder has increased by 42.0%. Calculate the mole fractions of CO, CO2, and O2 in the final gaseous mixture. Mole fraction of CO Mole fraction of CO2 Mole fraction of O2 Submit Answer Try Another Version 3 item attempts remaining Previous Next Email Instructor Save and Exit Cengage Learning | Cengage Teghninu
- [Review Topics] [References) entration TUTOR Determining Mole Fraction and Mass Percent An aqueous solution of ethanol, CH,CH,OH, has a concentration of 6.99 mol/L and has a density of 0.947 g/mL. What are the mass percent and mole firaction of CHCH,OH in this solution? Mass percent CH3CH,OH = Mole fraction CH CH,OH = Submit Show Approach Show Tutor Steps progress Retry Entire Group 8 more group attempts remaining mit Answer Previous Next Email Instructor Save and Ex (? 72"F Cloudy 9:58 A 9/10/2 40 144 40A prt sc delete home end 80 %3D backspace num lock 7. home enterHelp 100% 41 Public Health Ch * HSC 258 - Major Projec X Mind Tap - Cengage Lea x C The Illustration To T =55750828934189288909969212&elSBN=9781305657571&id=1061392007&nbld=21... * Q Search References Use the References to access important values if needed for this question. It is desired to produce 6.30 grams of sulfur trioxide by the following reaction. If the percent yield of sulfur trioxide is 78.4 %, how many grams of sulfur dioxide would need to be reacted? grams sulfur dioxide sulfur dioxide(g) + oxygen(g)· → sulfur trioxide(g) Submit Answerpt pt pt Login 8 ATMcGraw Hill IT Central Auth Mass= MOTION EYE OWLv2 | Assi 9 Content https://east.cengagenow.com/ilmn/takeAssignment/takeCovalentActivity.do?locator-assignment-taks OWLv2.10 X [References] CengageNOV New Tab + If 28.4 g of O2 is required to inflate a balloon to a certain size at 38.0 °C, what mass of O₂ is required to inflate it to the same size (and pressure) at 6.0 °C? 3 - C Oth