Res с Lab D Spri Res E Col app.tophat.com/e/476934/content/course-work/item/1144159::eb0ba37a-a462-452d-afdd-a1d821adb456 Spr image ifrее Spr Absorbance Wo 8 Courses / Spring 2024 CHEM 2038: Gen Chem One Laboratory Manual 0.400 0.350 0.300 0.250 0.200 0.150 0.100 0.050 0.000 X 0.000 Mai A ALE H ● 4 q C Hor C Hor y = 9.7057x -0.0034 R² = 0.9939 Section: CHEM 2038 - Section 003 - Spring 2024 7. Regression Analysis (Formula Question Type) - Image Absorbance Plot 0.005 0.010 0.015 0.020 Usi hun Concentration ● C che Join: 476934 C che BO 0.025 0.030 0.035 Par Wh 0.040 Lab hov Saida ✓ S Close
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- Assessment-Chem 18-Gen (X 80 $ 54 R UCI General Chemistry Peer Tu X 65.2% Use the molar bond enthalpy data in the table to estimate the value of AHin for the equation CCI, (g) + 2 F₂ (g) →→→ CF₂(g) + 2Cl₂(g) The bonding in the molecules is shown. ΔΗ; = 888 F4 ++++ % 5 FS F-F A 6 New Tab MacBook Air ܀ T Y F6 & 7 CICI CI-CI A4 F7 * 8 ∞ Resources Average molar bond enthalpics. (Hond) kJ. mol Bond 464 C=N 142 N-H 351 N-N 502 N=N 730 N=N 347 F-F 615 811 414 439 331 276 293 615 Bond O-H 0-0 C-0 0=0 C=0 C-C C=C C=C C-H C-F C-CI C-Br C-N C=N DII FB 69 DD F9 kJ Question Source: McQuarrie, Rock, And Gallogly 4e-General Chemistry Publisher: University Science Books 1 0 ) CI-CI Br-Br H-H H-F H-CI H-Br H-S S-S 0 A F10 I' Check Answer P kJ. mol-1 890 390 159 418 945 155 243 192 435 565 431 368 364 225 3 F11 0 + Show All 411) F12 X }Commun x Bb Blackboard Collaborate Ultra -2 X General Psychology-Fall 20 O X A ALEKS - Griffin Barden - Learn ww-awa.aleks.com/alekscgi/x/Isl.exe/1o_u-IgNslkr7j8P3jH-JcZzdcvSCzsqTCIDqNGV3bKqhMfPmUcQ4ENkmiXn9QCwgeDPDkQ06yszYWESPcekwL0-Qg619rekU7404HgFAGBEZaDr080?1oBw7QYjibavbSPXtx-YCjsh_7mMmrq#item O THERMOCHEMISTRY Griffin V Using Hess's Law to calculate net reaction enthalpy Nitric acid can be formed in two steps from the atmospheric gases nitrogen and oxygen, plus hydrogen prepared by reforming natural gas. In the first step, nitrogen and hydrogen react to form ammonia: N,(g) + 3 H,(g) → 2 NH3(g) AH=-92. kJ In the second step, ammonia and oxygen react to form nitric acid and water: NH3(g) + 20,(g) HNO3(g) H,O(g) AH=-330. kJ – + Calculate the net change in enthalpy for the formation of one mole of nitric acid from nitrogen, hydrogen and oxygen from these reactions. dla Round your answer to the nearest kJ. kJrk for 07-CHEMISTR E Chem Test: The Mole (Conte C Meet - kkj-axdy-iic 20140108165311196.tif B Brainly.com - For students. A docs.google.com/forms/d/e/1FAlpQLSeL1Rc2BH6MExJbduVXpH6adz_Snn5TSSTYQIGIB7NL6dN02Q/formResponse M Gmail DpuTube A Maps Translate pnpbusinesscards Avery Print from th... photo shoot shirt A pure sample of an unknown molecule has a mass of 35.51 g and contains 0.2000 moles. What is the molecular (molar) mass of the substance? 177.55 g/mol O 7.102 g/mol O .0056 g/mol 5.63 g/mol
- er| Portal x Edulastic O Science Spring Semester Exm bapp.edulastic.com/student/assessment/5f18467bc420a100086da 115/cla 28b60984e66etd62fac10/uta/6a9 Elementar. K! Kahoot R ReadWorks Play Quizizz! Newsela Assignm Commontty As ty Play no. Question 5/10 > NEXT BOOKMARK Water is boiled and steam is produced. This is a physical change because the water particles A. have turned into something new. B. are still water particles. C. have reacted with each other. D. have been destroyed. B.n eFundi : NCHE 121 1- NCHE 121 - Test 8 - Ve x O New Tab b My Questions | bartleb x R° (PDF) The Fourth Indu: X R° (PDF) In dis tree - 4 W x -> A docs.google.com/forms/d/e/1FAlpQLScN5aWT0bzfQAgIF5ETgigA7N4LhreJo3ILGJ6Zwl0D7iboNQ/formResponse Question 1: What is the preferred IUPAC name of the compound in Figure 1? [Numbers are separated by commas and numbers and letters by hyphens. Use lowercase letters and do not use spaces.] * Jou antwoord Figure 1 17:26 O Type here to search 38°C Partly sunny 2021/11/043-DAY A ALEKS - Jasmine Bassler - Learn com/alekscgi/x/Isl.exe/1o_u-IgNslkr7j8P3jH-lvUrTNdLZh5A8CnG03PBGuXr8iCPa7ZMmym9hTWHc1BkL64lfbHd6ekurSojptYikmiznHbvsb80JQdwhEkLV6oo6Tp3Ecq?1oBw7QYjlbavbSPXtx-YCjsh_7mMmrq#item AMaps O CHEMICAL REACTIONS Jasmine V Using molarity to find solute mass and solution volume A chemist adds 0.90 L of a 2.53M zinc nitrate (Zn(NO3),) solution to a reaction flask. Calculate the mass in kilograms of zinc nitrate the chemist has added to the flask. Be sure your answer has the correct number of significant digits. kg do II
- ome File Edit View History Bookmarks Profiles Chai = G numb G aceto Cell t b Answb Answ My DA AL x CA stur CA sol C www-awu.aleks.com/alekscgi/x/isl.exe/1o_u-IgNslkr7j8P3jH-IvTqeviKFP6W0cqJcWJdIACROQwyw24GWHInMX9hNGVYTIJ JZmF5TTEgJckvK3y58Hg Solubility and... 18.3 Gibbs Free E... 18.5 Gibbs Free E... Reading Schedule 19.6 Reduction Po... SOLUTION: The le... Math 115 W-S Fall... (51) OSTATES OF MATTER Calculating molality Micro To do Neuro & list of □ esc molarity = molality = 0 Explanation 1 Q A 2 A student dissolves 10. g of styrene (CH₂) in 225. mL of a solvent with a density of 0.96 g/mL. The student notices that the volume of the solvent does not change when the styrene dissolves in it. Calculate the molarity and molality of the student's solution. Round both of your answers to 2 significant digits. Z Check W Tab S 8 # 3 X Window E 0° 0x0 17 D $ 4 C 5 R F % 5 V tv A 6 T | Y G B & 7 H CE U N 8 — J M Ⓒ2022 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Center |…e-TestNav avclient.psonsvc.net/#/question/67e93571-deac-46df-8219-5194175dca60/09dd98a1-e5b5-4784-b689-198dc436d989 Woodruff, Tristin Review RBookmark II Pause B CDB 1 2020-2021 / 13 of 20 A student added 5 grams of calcium chloride, a white solid substance, to 15 grams of water at 22° C. Several observations were made and the student inferred that a chemical reaction occurred. Which observation best supports the student's inference that a chemical reaction occurred? O A. The calcium chloride dissolved in the solution, O B. The mass of the solution totals 20 grams. O C. The temperature of the solution is 350 C. O D. The solution became lighter in color. acer esc backspa 2$ % @ %3D 6 7 8. 1 2 r y u e tab q 11 k f gMail - Ziareea A.B XE NWP Assessment x A Assignment 1 O My Apps Dashboa x A Chapter 4 Calcula X St. John's Univers X i education.wiley.com/was/ui/v2/assessment-player/index.html?launchld=574a4c97-70c2-45a8-81e7-24ee56853761#/question/11 + Chapter 4 Calculations: Molarity and Solution Stoichiometry 0/1 Question 12 of 15 View Policies Show Attempt History Current Attempt in Progress Incorrect. Did you use the correct ratio of stoichiometric coefficients? Did you use the correct molarities for the compounds of interest? How many milliliters of 0.499 M NaOH solution are needed to completely neutralize 19.1 mL of 0,469 M HNO3 solution? The reaction is N2OH(aq) + HNO3laq) – NaNO3(aq) + H2O(1) i mL eTextbook and Media Hint Assistance Used Save for Later Last saved 5 minutes ago. Attempts: 1 of 15 used Submit Answer III
- 45- 40 35- 30- 25 20 10 Amount of Water Added (milliliters) Average Reaction Time (seconds)OnCourse Connect Assessment: Chemistry x 4 Copy of spread of islarX E The Spread of Islam- 0 x M Inbox (904) - aarojame X A Classes b oncourseconnect.com/assessment/1651879/5287e2a3-0d0b-e2c0-c15c-3e68a37149b4 TPSS Bookmarks HEMISTRY BENCHMARK TEST 01 EMISTRY I 12-7 (AARON JAMES, ID: 12390724) Some students are modeling covalent bonds with brief descriptions and Lewis dot diagrams, using arrows to show electron movement. Which model best demonstrates covalent bonding in bromine chloride (BrCI)? O: Br- . CI: Cl transfers one e to Br Brj All es from Cl and Br are shared and move freely ©: Br. CI : Br transfers one e to CI Save/Exit 3 4 5 6 8 6. 10 11 ASUSCA Chemistry Student Needs To St x ALEKS - Alec Nema - Learn A www-awu.aleks.com/alekscgi/x/Isl.exe/1o_u-IgNslkr7j8P3jH-IvUrTNdLZh5A8CnG03PBGuXr8iCPa7ZMmym9aYWPfIIX1y3c E Apps Online Tutoring C 400 Request Heade... Q Weather & Soil CH... Sprouts Academy. O ADVANCED MATERIAL 三I Balancing a complex redox equation in acidic or basic solution Balance the following redox reaction in acidic solution. Cl (aq)+HNO,(aq) Cl,(g)+NO(g) ci (ag) + HNO, (aq) – C1, (e) + NO(2) ローロ