II. Solve the following problems: 1. Calcium is determined in serum by microtitration with EDTA. A 105AL sample is treated with few drops of 2M KOH, calmagite indicator is added and the titration is performed with 0.00125M EDTA, using a microburet. A 0.205mL of EDTA is required for titration. What is the level of Ca in the serum in a. mg/dL b. Mb/L Ties

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Q: ot + HBr The charge is missing on the carbocation. The arrow showing the loss of bromine is pointing…

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Q: 2. Name each of the following compounds. ethyl methyl when my Ph…

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Q: What is the molarity of a solution prepared using the given amount of solute and total volume of…

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Q: Which compound would produce the given ¹H NMR spectrum below? O of A. B. ли PPM C. HO D. E.

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Q: What is the major product of the reaction shown below? CH3-CH2-CH=CH2 + HOH H+

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Q: Which of the following is the major product of the reaction shown?(@HC) OH H₂SO4 11 E III IV

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Q: The equilibrium constant, Ke, for the following reaction is 0.0952 at 350. K. CH4 (9) + CCl4 (9) =…

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Q: Calculate the volume in liters of a 2.8 x 107 the correct number of significant digits. mM…

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Q: Calculate the pH of a solution where [H3O+] = 4.6x10-4. Is this solution an acid or base?

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Q: (a) (d) OMe HUH? 2) H₂O The ? & ? OMe 1) xs LIAIH₁ 2) H₂O (b) 1) xs EtMgBr 2) H₂O Lx? olm? OEt H₂O+…

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Q: ||| Naming binary ionic compounds Fill in the name and empirical formula of each ionic compound that…

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Q: 12.39 g12.39 g sample of a weak acid (HA) is dissolved in 501.0 g501.0 g of water. The freezing…

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Q: What is the correct IUPAC name for the compound shown here?

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Q: Draw the major products of this reaction. Ignore inorganic byproducts. 1.03 2. Zn, HOAc

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Q: proposed multiplication or division (3.0 g)- (0.033 kg) - ? (9.0 m²) (8.0 m)-? (3.0 kg)-(1.0 m²)->…

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Q: What is the enol tautomer of the molecule below? О Д H2 Н CH3 A B с D OH OH OH OH OH H2 _C=CH2 CH 3…

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Q: Using the thermodynamic information in the ALEKS Data tab, calculate the standard reaction entropy…

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Q: MeO . ОН A) І ОН о Zn(Hg) IV HCI MeO

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Q: Which of these is an aromatic molecule? 00999 I OI O II O III O IV II III IV

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Q: Complete the table below for calculating the formula weight of the ionic compound chromium(II)…

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Q: 6. GeFaH is formed from GeH4 and GeF4 in the combination reaction: GeH4+ 3GeF4 → 4GeF3H If the…

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Q: Which of the following is correct? OH NH4NO3 There is no example based on reduction mechanism in the…

A: The initial reactant is benzaldehyde.It then form benzoin with the structure shown below:This…

Q: delta S is positive for the reaction _______. 2Ca +O2 -> 2CaO, Pb2 +2Cl-> PbCl2, HCl + NH3-> NH4Cl,…

A: Delta S is positive is product side have greater number of molecules than the reactant side

Q: 17. Circle the order that correctly ranks the following compounds from most basic to least basic.…

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Q: 13. Which compound has four distinct signals in its 3C NMR spectrum? لا بايد I II III IV Br >

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Q: The Newman projection of an alkane with the molecular formula C8H18 is shown in the box. Predict the…

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Q: Identify the reagents you would use to convert 1-bromopentane into hexanamide.…

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Q: The pH of an aqueous solution of 0.400 M hydrocyanic acid, (K₁ (HCN) = 4.00 x 10-¹0) is

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Q: The activation energy for the gas phase decomposition of vinyl ethyl ether is 183 kJ. CH₂=CH-OC₂H5 →…

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Q: 10. A compound with a molecular formula of C10H₁2O2 has the following 1H NMR spectrum. Which of the…

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Q: A buffer solution contains 0.248 M KH2PO4 and 0.482 M Na2HPO4. If 0.0383 moles of hydrobromic acid…

A: It is based on the concept of buffer. Here we are required to find the pH of the buffer solution…

Q: 5. The following equations describe the dissociation reactions of sulfurous acid and its breakdown…

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