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- You have been provided with data of 2 groundwater samples. The following are the major constituents (in mg/l): Parameter Sample 1 Sample 2 Са 35 27 Mg 33 5.75 Na 28 16 K 1.3 0.7 НСОЗ 177 327 SO4 15 22 Cl 6.9 4.4 Boron 4.0 1.0 EC (dS/m) 0.511 0.237 TDS (mg/l) ? Tasks: 1. Check for Ionic balance. 2. Estimate TDS in mg/L 3. Show data in a. Vertical bar graph b. Vector diagram c. Pattern diagram d. Circular diagram e. Trilinear diagram f. Schoeller semilogarithmic diagram 4. Calculate %Na, SAR, Hardness 5. Discuss suitability of these waters for agricultural use. 6. Is this water suitable for drinking? What treatments will be needed to make it drinkable? 7. Is there any seawater intrusion in these aquifers? Expalin. 8. Make any other relevant commentsil VHL Central | Dashboard X Consider the following data. Louisiana State University webassign.net web/Student/Assignment-Responses/last?dep=29518359#question308437_16 YouTube U FX - USTVGO.TV = 1.1 Chemistry in Co... AH = 2 NO(g) N₂(g) + O₂(g) 2 NO₂(g) 2 NO(g) + O₂(g) 2 N₂(g) + O₂(g) = 2 N₂O(g) Use Hess's law to calculate AH for the reaction below. KJ X 2022 Fall MATH 1100 for E X y! ml to I - Yahoo Search Res X Psychology 2e ΔΗ = -180.7 kJ ΔΗ = +113.1 kJ ΔΗ = +163.2 kJ Watch Black Clover... VHL Central | Dash... 3 NO(g) N₂O(g) + NO₂(g)Six measurements are obtained for the mass of water delivered by a calibrated volumetric pipet: 4.518 g, 4.521 g. 4.520 g. 4.526 g, 4.518 g, and 4.521 g. Use a spreadsheet to determine the mean and 95% confidence interval of these measurements. mean: 95% confidence interval: %23
- Answer questions 1 and 2 according to the data given. Dater Weight of cream i: 326 kỳ. Table shows some data obtained directly from Lactascan instrument. Fat % SNF % Lacto- density 27.32 30.23 Raw milk 4.15 7.97 Skim milk 0.08 8.26 Q1. Calculate fat percent of creamn A) 46 B) 28 (C) 3D D) 0.046 آدرما 396 100 x Q2. Calculate efficiency of the cream separator. A) 100% B98% C) 97% D) 96% E) 87.2% amount 2500 L E) 0.28A English II - Pre X 1-4.1.1 Bone x O Emmaree Her A 1ST STOP -C X E Emmaree Her X A Chemistry O L- Unit 5.1 Te x G 2 the relation x A goformative.com/formatives/60466291040cee5e516940cc 6. 8. 9. 10 11 12 13 122 L 7 A gas is placed in a sealed flask at room temperature. The flask is then heated to 50°C. Describe how the pressure of the gas inside the flask will change 2 The four gases above are under the same conditions. In other words, each container has the same pressu volume, and temperature. Which of the following are also true? HINT: More than 1 possible answer chX Achieve > Students: Register X Assessment - Chem 101 002X nillanlearning.com/courses/55ace5f9-441e-4942-b91a-6dde768c655e/3/k6bu5e/tools/assessment/items/9f6b56a8-92b9-4b ent Check A LGive Up? O Hint OResources Score: 25 Perform the conversions. atm 1.196 atm = 860.8 mmHg = %3D Pa 1386.9 mmHg : atm %3D 287.3 kPa = %3D
- + e Home ourse.html?courseld=15539865&HepID=676f177415469ec3dc78ff3c8 bf724d9#1 0001 Inbox-Outlook We... S Sugarpill Cosmetic... Shop | Origami Owl Wholesale Glass M... S The Corinthian Hou... zed Invitat... HW Provide Feedback P Pearson Contact Us Copyright 2019 Pearson Education Inc. All rights reserved. Terms of Use Privacy Policy | Permissions MacBook Air »)) DD DII O00 F12 F11 F10 F9 F8 F7 F4 F6 F5 F3 + $ & 3 0 9 4 7 8 6 5 } { P E U R Y D L K G F H T 2LOa) With reference to the Pb-Sn phase diagram for a 25wt% Pb-75wt% Sn alloy that is cooled from the liquid phase: (i) At what temperature does the first solid form (ii) What is the composition of this solid phase (iii) At what temperature does the material become completely solidified (iv) What are the amounts of the phases present just below the temperature when the material completely solidifies ), answer the following questions b) Sketch the expected microstructures, with the phases labeled, after slow cooling from the liquid phase to 190 °C and 100 °CConvert kPa/sec to uL/min for the following values. -0.0019 kPa/sec -0.0029 kPa/sec -0.0028 kPa/sec -0.0021 kPa/sec -0.0026 kPa/sec -0.0034 kPa/sec
- What weight of mercury bichloride should be taken as sample, assuming 100% purity, so that 0.5 g og HgS will be obtained in a gravimetric analysis? Gravimetric factor = 1.1669M Mrs. X Asse X I Thor x A Clas x E cm r x 4 Engl x I Thor x W Dem x E Thoi x A Clas x Test x tao TẠO X A OnC x b oncourseconnect.com/assessment/1685550/1490c638-e828-11a5-deeb-89c8c289a008?testingcenter%=Dtrue&mobile%3false E TPSS Bookmarks Thomas Williams . CHEMISTRY (2021) ASSESSMENT CHEMISTRY I 12-3 (THOMAS WILLIAMS, ID: 12390719) Carbon-14 (C-14) is a radioactive isotope with a half-life of 5,730 years. It decays to stable nitrogen-14 (N-14) through beta decay. Which process is a current use of C-14? A reducing the size of certain tumors generating radiation for medical imaging C producing energy in nuclear power plants determining the age of buried organic materials Save/Exit 1 3 4 6.Doard.learn.xythos.prod/579872cf81db6/2987817?X-Blackboard-53-Bucket-blackboard.learn.xythos.prod&X-Blackboard-Expiration= S 1/2 CHEM1407 HF HBr #1) Identify if the following substances are a weak acid, strong acid or neither and write the dissociation equation for the acids LiOH H₂SO3 NH3 HC₂H302 HCIO4 HCIO HF H₂SO4 #2) Identify the following as a monoprotic, diprotic, or triprotic acids H3PO4 HC1O2 HNO3 100% + H₂C₂O4 Homework Ch 16, Sec 6A H Name: 63°F Mostly cloudy