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Q: Sample 15 ppm calcium 2 10 ppm calcium and 10ppm phosphate 3 5ppm Ca, 10ppm phosphate and 1%…

A: A question based on absorption that is to be accomplished.

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A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: A chemist titrates 230.0 mL of a 0.8865 M sodium hydroxide (NaOH) solution with 0.6960 M HBr…

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A: To solve this problem we have to know about the digestion and absorption of Lipids in human body .

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Q: Identify two structural features of purines and pyrimidines. Purines contain four ring nitrogen…

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Q: Draw 2-methylpentanoic acid. Include the hydrogen atoms in your structural formula.

A: The name of the compound is 2-methylpentanoic acid. Now we have to tell the structure formula of…

Q: Using data from the Thermodynamic 2 H₂S(g) + SO₂(g) =3 S(s, rhombic) + 2 H₂O(g) for the following…

A: Here we are required to find the Gibbs free energy for the given reaction

Q: The ΔHo reaction for the oxidation of ammonia 4NH₃(g) + 5O₂(g) → 4NO(g) + 6H₂O(g) is -905.2 kJ.…

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Q: Predict the product and draw a mechanism for the following reaction: 1) LiAlH4 2) H₂O ?

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Q: Relative Intensity 100 80 60 40 20 0 tmtmitt 20 40 60 80 100 120 140 160 180 200 220 MF: C₂H5XO3…

A: It is. : C7H5BrO3  (Salicylic acid ) Top peaks at 63, 170,198, 216  Molecular weight is 217

Q: Discuss the concept of alkanes and cycloalkanes and why is it important to know about these…

A: It is given to discuss about the concept of alkanes and cyclo alkanes.They are also called aliphatic…

Q: Question 13 The oxidation number of chromium in sodium chromite, KCrO2, is O +3. O-1. O +2. O-2. O…

A: We have to calculate the oxidation number of Cr in the KCrO2

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Q: Place the following in order of decreasing metallic character. P OK> P > As As K O As > K> P O As >…

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Q: One mole of an ideal gas is contained in a cylinder with a movable piston. The temperature is…

A: T = 78°CP1 = 5.20 atmP2 = 2.53 atmP3 = 1.00 atmWhat is the total work (in joules) in going to the…

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Q: A) D) Predict major final product 1) My Br EN 2) H30t OH B) N <)

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Q: Reduce the ‘reducible representation’ of the atomic movements of water to its ‘irreducible…

A: All matrices with the same class of symmetry operations have the same characters. There are exactly…

Q: 9. Predict the product for the following reaction. Draw the mechanism. O 8.0% H_NaOH/H₂O A 1.…

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A: Let ys discuss the crystal of sodium chloride and then find out its Formula representing cell and…

Q: One mole of an ideal gas is contained in a cylinder with a movable piston. The temperature is…

A: Given data :

Q: Determine chemical shifts, multiplic the relative integration 11 10 9 8 00 (7.47 7.42 -7.33 7.25…

A: Proton NMR tells about the number of protons present in the molecule.

Q: For the reaction A(g) + 2 B(g) = C(g) pressures of gases A, B, and C are all 0.112 atm. Once…

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Q: MCPE Mg, Et₂C g^ Ź= POCIĄ N HO (!!) PBr3 OH но HOYO 3

A: From alcohols we can prepare different compounds. From alcohol we can prepare alkenes, diols,…

Q: Predict the product of the following reaction: benzoate reacts with tetraethylazanium pentan-1-ol,…

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Q: A 50.0-mL sample of 0.10 MHNO 2 (Ka 4.0 x 10-4) is titrated with 0.18 M NaOH. The pH after 11.1 mL…

A: Given -&gt; Volume of HNO2 = 50.0 ml Molarity of HNO2 = 0.10 M Molarity of NaOH = 0.18 M Volume of…

Q: Which one of the structures below represents the major product obtained from the reaction shown in…

A: we have to predict the product form for the given reaction

Q: For nitrogen gas the values of C, and C, at 25°C are 20.8 J K-1 mol-1 and 29.1 J K-1 mol-1,…

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Q: "Write out the 1° structure for the following polypeptide: 0 0 11 1 CH₂…

A: The linear sequence of amino acids of a polypeptide is called as primary structure of the protein.…

Q: Q2. The density of a metal is 13.6 x 10 Kg/m³. The density of the metal is- A.13.6 B. 1.36 C. 136…

A: Q2. Density of a metal is 13.6 × 104 Kg/m3 .We have to calculate the density of the metal in g/cm3…

Q: How many asymmetric centres are there in the following molecule? OH но. Me Me Me Please enter your…

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Q: Question 22 Antimony has 2 stable isotopes 121-Sb mass 122.9042 amu. Calculate the percent abund…

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Q: IUPAC Naming Instructions: Provide proper IUPAC names. Name: el

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Q: Two complementary strands of DNA appear. One is labeled template strand and the other is labeled…

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A: Given:

Q: Predict the product for the following synthetic sequence. H 1) EtMgBr 2) H₂O 3) Na₂Cr₂O7, H₂SO4, H₂O…

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Q: Which of the following will not undergo an aldol condensation reaction? Obutanal 2-methylbutanal…

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Q: Propose an efficient synthesis for the following transformation: H The transformation above can be…

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Q: What monosaccharides are formed in the Kiliani-Fischer synthesis starting with D-xylose? HCFO H--OH…

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Q: For which of the following will the aldol reaction go the furthest toward completion?

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Q: Write the balanced molecular equation for the reaction between methylammoniumchloride and NaOH

A: Methyl ammonium chloride is a salt of weak base methyl amine and strong acid hydrochloric acid.…

Q: Ammonium oxalate dissociates when it dissolves in water.   If the concentration of the oxalate…

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Q: If a current of 12A is run through an electrolysis cell for 2 hours and 10 mins, how many moles of…

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Q: Name the following carbonyl compounds: (a) (b) (c) Br OH OH O N. مشو H

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Q: anethiol (C₂H5SH; also 27.5 kJ/mol. What is the JK mol-1 leed Help? Read It

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Q: A chemistry graduate student is given 125. mL of a 0.80 M acetic acid (HCH₂CO₂) solution. Acetic…

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Q: Barbiturates with rapid onset and short duration are: O used to treat epilepsy. O not used…

A: Barbiturates are synthetic drugs prepared by pharmaceutical companies.

Q: 2. Provide the product for the following compounds when they react with PC13 including the…

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Q: You find a table of thermodynamic data with no column headi and so you can't tell which numbers are…

A: The energy that a material has available for utilisation in a chemical reaction or transformation is…