DETERMINE THE THEORETICAL VOLUME OF TITRANT (V theoretical) IN THE QUANTITATIVE DETERMINATION OF SULFANYLAMIDE [239. BMP]. The determination is carried out in accordance with the OFS "Nitritometry" using about 0.25 g (precise charge) of the substance. WEIGHT OF THE ATTACHMENT m(X) - 0.2561 G, T = 0.01722 mg/ml. Choose one answer: O a. 14.9 ml O b. 14.5 ml O c. 6.7 ml O d. 6.6 ml
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- A. For each pair of compounds, fill in the appropriate information needed to distinguish them. Compound that will Positive Differentiating Chemical test sign/s of reaction Compound A Compound B react (А/B) COH Dissolution and (1) rapid bubbling (effervescence) (2) ОН OH NH2 H2N. HO. (3) (4) B Formation of O¯ Na O Na (5) white (6) precipitate Br (7) (8) (9)Example (3) :- The Kinehics of hy droly sis of ethyl acetate was Studied in presence Hel by titrating th. reaction Solubon with standard basegmand ( NaoH) at 25 é , the tesults were as foll ows of o.05 M 120 2400 3500 24.36 25.85 2어.32 31.72 Calcutate the fate Constant,what is The order readion ? slafek13.) A mixture containing 50% mole of A is distilled at a temperature T, what is the distillate to residue ratio? А. 1.5 B. 0.33 C. 0.67 D. 2.0 E. 0.50 30 50 60 Mole 5k of A
- a. Calculate the base saturation using the following given miliequivalent weights obtained from a 25g soil sample (a. Ca++= 2.23 m.e.; b. Mg++=1.32 m.e.; c. Na+= 1.98 m.e.; d. K+= 1.87 m.e.; e. H+= 1.27 m.e.; f. Al+++= 0.11 m.e.; g. NH4+= 2.3 m.e.; h. NO3-= 1.5 m.e. b. Calculate the CEC (m.e./100g soil) using the following given miliequivalent weights obtained from a 25g soil sample (a. Ca++= 2.23 m.e; b. Mg++=1.32 m.e.; c. Na+= 1.98 m.e.; d. K+= 1.87 m.e.; e. H+= 1.27 m.e.; f. Al+++= 0.11 m.e.; g. NH4+= 2.3 m.e.; h. NO3-= 1.5 m.e.A. For each pair of compounds, fill in the appropriate information needed to distinguish them. Compound that will Positive Compound A Differentiating Chemical test sign/s of Compound B react reaction (A/B) LOH Dissolution and (1) rapid bubbling (effervescence) (2) OH OH NH2 H2N он (3) (4) в Formation of white -O Na O Na (5) (6) precipitateCalçulate Hhe selubility iA Mofeach of Hhe Salts BaSoy ksp zliS Xlo(9) 2 MgCofA)2 ksp= 9.0Xld-12) A9CN kse: 2.0X10(-12). Dfes ksp-3-7 xlo(-19) Ag2sksp:1.6x10(-49)
- с C Get Homework He XC | Chegg.com /CHE%203701_2022_TL_101_2022_0_b.pdf 4 a) F7 Question 3 (1) (ii) b) N 1 19/21 - 100% + @ propeny, o donation of it acceptance dominates in this complex! TOVIC explanation of your reasoning. a) P3 & 7 (iii) Question 4 (iv) F8 Which of the following complexes would be stable or unstable? Explain your answer (i) [Fe(CO)3] (ii) [Fe(CO)6] [Fe(NO)s] (iii) (iv) [Fe(CO)2(NO)2] U J Draw the structure of [Co(CO)2(NO)(cot)] where cot is cyclooctatriene. What is the coordination number of the Co ion? What is the hapticity of the cot ligand? Briefly describe the bonding between Co and cot. W Draw the structure of the following antimalarial complexes: (1) Chloroquine Ferroquine F9 8 K F10 A ( 9 F11 X L ) (6 O F12 Help us protect yc x structure c P 1 { + 11 DO Insert PrntScr Delete } 1 O Backspace Enter Desktop Pgu Nuing 0.03% w/w_of the same drug, who would be the percentage strength (wh) a of of the mixture? 23. A physician prescribes an suspension to contain 100 mg of corti- at n ophthalmic st sone acetate in 8 mL of normal saline solution. The pharmacist has on hand a (2.5% suspension of cortisone acetate in normal saline solution. How many milliliters of this and how many milli- le S liters of normal saline solution should b be used in preparing the prescribed sus- pension?gorq ww.Ps-3/9rie 24. R Benzalkonium ChlordaNot yet answered Points out o5.0 oueston The following compounds could be separated by which one of the options for Separation of Mixtures: HN HN and Select one: O A. They can't be separated O B. Acid-Base Extraction with NaHCO3(aq) o. Distillation O D. Acid-Base Extraction with HCI(aq) O E. Recrystallization
- 2. 1.0843 g of 8-hydroxyquinoline complexes of Mg and Al are present in a sample mixture. A residue of Al;O; and MgO weighing 0.1344 g were found present after the sample is ignited in an open air furnace. Find the weight percent of Al(C,H6NO); in the original mixture. N Al + hcat Mg of Al,0, + MgO9. Suggest a method for the quantitative determination of calcium chloride in the Calcex preparation (hexamethylenetetramine + calcium chloride):A) ArgentometryB) Acid-base titration in aqueous mediaC) Acid-base titration in non-aqueous mediaD) ComplexometryWhat is the mdarity of a Jolution prepared byusing 25a of Nači in le50mlof solution Na el a2.99+35.45 58.44