0 A foo Rmal/h stream that is 97 msle % Carbon betrachlorice Cccl4) and 3 % Carbon disulfide ccs) is to be recovered Prom the botom of a distillation column. The feed to the column is 16 mole % CS, and 84 % Cc4, and 2 % of the cc4 enterirg the column is ontained in the overhad stream leaving H top of 'the olumn- O Dras and labela llow charf of the pocess and do the degree-of- freedom analysis- © alculate th mass and mle fractions of CCl4 in the overhend stronm, and determine H molar Piow rates of cc4 & CS, in the overheadand feel streams
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- B. Weight of Na2SO4 Sample 0.3512 g C. Total Vol. of Precipitant (BaCl2) used WITH 1M BaCl2 PLEASE FIND THE calculated volume of BaCl2 precipitant will be calculated using this formula: NVBAC12 = (weight of sample) (1000)(EW) V(ml)BaCl2 = (weight sample) %3D (1000)N(EW)POin Elevation Aselution in preparnd by dissolving 15.60gof ordinary ger (sueroe, CHO, molecular weight-342 amu) in 15.00 gof water Calculante the boiling peier of the solution Sacose i anovolatile nonelectrolyte Solvent TC) THC) rCkg/mal) rChg/moll Benzene, Cal 80.1 253 55 530 Camphor, Cato 204 176 37.7 Cyciohexane, CH B0.88 2.79 6.50 202 Nitrobenzene, Cll, NO, 2108 524 81 water, H0 100.0 0.00 Submit Sho A h E Try AMail- Thomps 3 3 https://app.101edu.co 80 P Parchment Reg F3 $ 4 Write the balanced NET ionic equation for the reaction when AlCl3 and NaOH are mixed in aqueous solution. If no reaction occurs, simply write only NR. Be sure to include the proper phases for all species within the reaction. 1 2 + 04- F4 Na set TW6D2PHI.pdf 2 % ( ) 5 3 4 03 □ F5 Unofficial Transcri 4 Question 15 of 40 ↑ NR O 6 5 05 0+ F6 6 UAFS Registra Graduation Applica MacBook Air & 7 2 2+ (s) (1) CI Al 7 8 9 0 09 口。 3+ 7 04+ F7 8 (g) (aq) • x H₂O 8 DII F8 H My UAFS-St Delete DD F9 M 0
- Ex7; An aqueous solution of sodium hydroxide contains 20.0% NaOH by mass. It is desired to produce an 8.0% NaOH solution by diluting a stream of the 20% solution with a stream of pure water. Calculate the ratios (liters H20/kg feed solution) and (kg product solution/kg feed solution). F =? kg = 0.2 XNaOH P =? kg XH,0 = 0.8 F2 =? kg F2 = 0.08 kg Na0H/kg xH,0 = 0.92 kg H20/kg %3D 1Q/ Prepare 0.1 N and 0.1 M of 98% H,SO, in 250 ml. M.wt of H,SO, = 98 g/mol, and its Specific density (SP.gr.) = 1.09 .iverity at Anbar Cellege for Pure Belenees Analytical Chemistry 1// 1 Stage Dr. Bashar AbdulazeeR Mahmood Peperiment of Chemistry H.W: date the Formal and Molar concentrations of the constituents in 2.30 g of ethanol (g. fw%3D ) in 3.50 litres of aqueous solution. 4) Molal concentration (Molality) m The solution concentration produce from dissolved solute (mole) in solvent (kg), molality oes not change with temperature and used for physicochemical measurements. Example: Calculate the molal concentration for solution preparing from mixing 4 g NAOH with 500 g water. W 1000 4 g 1000 Solution: Molality (m) = 0.2 m %3D M.w w (g) 40 g/mol 500 (5) Concentration by percent Chemists frequently express concentrations in term of percentage Common methods include: a. Weight percent (w/w): It is the number of grams of solute per g of solvent or solution (w/w) E-) w of solute (g) w of solution or sample (g) w of solute (mg) w of solution or sample (mg) -%- %3D x 100 = %3D X 1
- Q1: What is the density (g/ml) of a 3.6M Sulfuric acid solution that is 29% H,So, by mass (Mwt. = 98)? Q2: Fill the blanks with suitable answers 1: The is the thing being dissolved. ......... 2: The branches of quantitative analysis are and 3. The filterability of the precipitate depend on the of practices. Q3: Which one is correct? 1. Molality changes with temperatures. 2. Molality does not change with temperatures. 3. Molarity changes with temperatures. 4. Normality changes with temperatures. Q4: What weight of pyrite ore (impure FeS,) must be taken for analysis so that the BaSO, precipitate weight obtained will be equal to one-half that of the percent S in the sample? Note: Mwt. of Ba =32, Mwt. of BaSo4 =233, Mwt. of FeS, =119A 10 g sample of Mg504 · 7H/₂0 (246.48 2/mp) oven at 105 °C was heated in an until all the waters of hydration was evaporated off to generate MgSO4 (mhydrous). The sample was then dissolved in 250 mL of distilled water and diluted to a final volume of amount of 504²- in ppm in 0.56. The the final solution is ? motor masses in g/mol = My5o4 · 71/₂0 7/₂0 = 206 246.48, H/₂0 = 18.02 طلا6.4 y la Q1. The distribution coefficient, KD (Cether/Cwater), for an organic substance X at roon temperature is 10.what relative volumes of ether to water should be used for the extraction of 90 percent of X from a water solution in a single extraction? KD - Celtier C wieher as there is 90yof cachion o solute rome water in ether. 90g of solute is in elher log of salue will be in wafer %3D 1o - 1o 3/vether lo 90XV water -> log/v water loxV ether loxvelther axV waher Velher V waher Q2.Achieving better liquid-liquid phase extraction and 100% separation with one single extraction, what you must to do? Organic Chemistry Ome_ap.5
- A mixture consisting of 15 mole % Phenol in water is to batch distilled at 260 torr, what fraction of the original batch is remains in the still when the total distillate contain 98mole % w water? What is the residues concentration?12) How much water that required add to 200 ml HNU, I densly -1.285 gm/ ual) contains 46 wt% acid to Convert lo wt% acid Solution ? Ars. i 919.6 ml< Week 8-1 X Week 8-1 X C 2 https://app.101edu.co K Formula Bara | PDF: SIF: Caf + 1 - 131 Sunny A Z "7 S ALEKS-13 x A ALEKS-Ti A ALEKS-TX Week 8-1 X m X Ksp 1.7 x 10. 36 x 10 - 4.3 x 10 3.5 x 10- x - Exam No.: x co DESU Calc X(427) mam xLog In | Fe x # Q Search Question 8 of 16 Which of the following salts would have the greatest solubility in water? _____________ __________ S L hp الالا alt A) BaF₂ B) PbF₂ C) SrF₂ D) CaF₂ ال A ctri لا pause < G Aktiv Chen a backspace X ● ه به enter GWhich oft X+ 3 T ما دیا ... T shift end 1 7 home 1 A ے h 1:0