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- When 10 mL of water at 20oC is placed in an Ostwald viscometer, it takes 136.5 s for the liquid levelto drop from the first mark to the second. For 10 mL of hexane at 20oC in the same viscometer, thecorresponding time is 67.3 s. Find the viscosity of hexane at 20oC and 1 atm.(ηH2O=1.002 cP, dH2O= 0.998 g/cm3, dC6H14=0.659 g/cm3)DAB(PB1-PB2) O1: Is the equation NB dimensionally homogeneous? Na is R+T+ AZ Mole flux in Kmol/m*s. DAB is diffusion coefficient or diffusivity of A in B m2/s AZ distance of transport (m) R is the gas constant in (N*m/mol*K) T temperature in (K) Pa is partial pressure in (Pa).2. Determine the flow rate with its 95% uncertainty given: noitalus 9vs = CVAP P fa V scfm C= 498.5 ±0.6% bai VinH,0*psi AP = 68.4 inH,O, dP accuracy 0.2% of span, Range 0 to 100 inH,0 P= 75.8 psi, %3D P accuracy 0.4% of span, Range 0 to 100 psia !!
- 10. The 1/v axis of a reciprocal plot is labeled 10°. The 1/[S] axis is labeled [S]': (M)'x 10.) The plot intersects the two axes at "2" v: (nmoles × literx min')" and "-4," respectively. What are Vmax 66 and Km ?17.54 Ksp= 6.5 x 10 -6-awu.aleks.com/alekscgi/x/Isl.exe/1o_u-IgNslkr7j8P3jH-IQg34RWYTxj_1SoekWMaP1As1fEhnC179H4SL2ZsgO0wePS_GkvJitHEX1MKthb4VX9coDdX5z6C9y= O ATOMS, IONS AND MOLECULES Naming ionic compounds with common polyatomic ions Fill in the name and empirical formula of each ionic compound that could be formed from the ions in this table: cation 4+ Pb 2+ Fe 2+ Zn anion 103 so² Cro Some ionic compounds empirical formula 0 0 name of compound 0 X
- G Which of the following compoun x sy Guide I Midterm A docs.google.com/forms/d/e/1FAlpQLSehenyKBfzpwA6Ba1lyJILHfOLpHNWFFT_OfeFzUB7A0p2yeg/viewform?hr_submission Chgl5GCzQsSEAJI7bfVrQgs Q ☆ Уууууууууu E Untitled document- s O Armenian America. For the reaction of N2 + 3H2 - 2NH3 , how many grams of Hydrogen are produced from 17.2 moles of N2? A 69.49 grams B 104.23 grams C 138.98 grams D 34.74 grams VA 3:2 acer -> 24 & @ %3D 4 5 7 8 9. 2. 3 W e t y w # < L605) Determine Assume the soil coefficient (log Koc). factor teem in your molecular structure is given as по Collection The followe : Calculations. Bekow CI Given, log Koc = ос NH2 0.53' x + 0.62 + Σ n; Pj, Where X is the first order molecular connectivity n; is the number of groups of type 'j molecule and Pj Is Collection factor in Index the for each group. (6 marks) [Last question NumericalPhase-1 sepera 1 11 Dipute-[ lon-Dir Dispersi Hydroge N-H₂₂ O Surfacet Conesa adnesio viscosity equilibr Polling Pol Hormalk criticall entual Tiquitat, concent fractiona folligati solution osmosis - concentra Bemi perm Asmotic p Bolliod.di! rat COY hout life- & activation catalyst-Su heterogeneo homogene Henry's секр 4. The Haber process is used to synthesize ammonia from nitrogen gas: N₂(g) + 3H₂(g) 2NH3(g) a) The equilibrium constant (K.) for this reaction is 1.2 at 375 °C. Starting with the initial concentrations of [N₂] = 0.60 M, [H₂] = 0.76 M and [NH3] = 0.48 M, calculate Qc. Which direction does the reaction need to go to reach equilibrium? b) Build an ICE table. Just built the ICE table, you don't need to go further because solving for x is very complex. c) This is a very important reaction for the synthesis of ammonia using in fertilizer. Using Le Chatelier's Principle, describe 3 processes that can be done to increase the yield of ammonia. 5. The equilibrium constant for the…
- Given the following data forMass of test tube, beaker and cyclohexane = 100.17 gMass of test tube and beaker = 84.07 gFreezing point of cyclohexane = 6.59 oCMass of weighing paper + naphthalene =1.080 gMass of weighing paper = 0.928 gFreezing point solution = 5.11oCKf = 20.8oC/mDetermine the followinga. mass of cyclohexane in g (2 decimal places); _____b. mass of naphthalene in g (4 decimal places); _____c. freezing point depression (2 decimal places); _____d. molality of solution (3 significant figures); _____e. moles of naphthalene (3 significant figures); _____f. molar mass of naphthalene, experimentally (3 significant figures); _____g. % error if theoretical molar mass of naphthalene is 128.17 g/ mole, USE ABSOLUTE VALUE (3 significant figure); ____psplugin. x Microsof X wShort Sto X S CHEMIST X N Chemistr x A My files O Mail - Ab x sonal/baerickson_seattleschools_org/_layouts/15/Doc.aspx?sourcedoc=D{08e4e3be-ae4e-4a81-bc7e-6f9271b4be72}&action... Chemistry A - Period 6 Open in Desktop App Tell me what you want to do A Share ev Av A A Styles v 母 Tags v| ev|▼ ... P Feed Experiment Claim: What did we figure out? Answer the experimental question. Summarize key information. 2.1 2.2 Patterns in the periodic table: Periodic Table Card Sort & Mass bottom. (increases / decreases) on the periodic table as you move left to right, as well as when you Analysis • Size (radius) of the atoms (increases / decreases) on the periodic table as you move left to righ (increases / decreases) as you from top to bottom. • Atomic numbers What patterns exist among different elements? (increase / decrease) as you move left to right on the periodic table. Elements in the same (period / group) are similar in how they react to other substances • The first…ALEKS - Jacqueline Hoppenrey x G convert mg to g - Google Searc x A www-awn.aleks.com/alekscgi/x/Isl.exe/1o_u-IgNslkr7j8P3jH-IQiHqRdYV 6Ux63Syp.JXz0Coxvwqgg4JkWI72X79QvOLp9_7U27sYQhkaocvdwecGvsUzo65uy3F6spORRg1XSqgh81is O STOICHIOMETRY Using molarity to find solute mass and solution volume Jacqueline A chemist adds 55.0 mL of a 4.75M silver perchlorate (AGCIO,) solution to a reaction flask. Calculate the mass in grams of silver perchlorate the chemist has added to the flask. Round your answer to 3 significant digits. Explanation Check Privacy Accessibil 2021 McGraw-Hill Education All Rights Reserved Terms of Use