Cuvette 1 2 3 4 Dye Percent Concentration Dye (MM) 100% 75% 50% 25% T 1 Yellow Dye Red Dye Absorbance Absorbance

Q: Ba(OH)2, which has Ksp = 2.3*108, is dissolved in a buffered solution with pH = 12.73. If the…

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Q: 2 How many milliliters of 0.271 M HCl are needed to react with 93.2 g of CaCO3? 2HCl(aq) + CaCO3(s)…

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Q: 21.6 Verify that the following equation for S Z S=+k +kInZ-KT k In Z T (21²) V + k ln Z VN

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Q: 11 Iron for welding railway lines together is produced from the reaction of Po with aluminium. How…

A: 11.  Given : Fe2O3 + 2Al → 2Fe + Al2O3  Mass of Al = 1.00 kg  To calculate :-  Mass of Fe2O3 (in…

Q: What is the lewis structure for silicon atoms and chlorine molecules?

A: Si has atomic number 14  Cl has atomic number 17

Q: Using the experimental data provided, determine the Activation Energy (in kJ/mol) of the following…

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Q: 7. Write the structures for A and B in the following synthesis scheme. Also, write a detail…

A: In this question we have to tell the product of the reaction and also its mechanism.

Q: What is the concentration (in M) of a FeSCN2+ solution that has an absorbance of 0.217? trendline…

A: y = (4.2 x 103)x + 0.023 Where, Y = absorbance and x = concentration

Q: The following reaction can be carried out in two steps. Choose the correct reagents i) and ii) to…

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Q: a solution by dilution

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Q: What is the molecular geometry of the molecule below? :F: - Ec = N: :: -

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Q: Which option represents a cross-linked polymer? » Multiple Choice C P a

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Q: 25.0 g of sodium hydroxide is dissolved in 150.0 g of water. What is the % (mass/mass) concentration…

A: Given :-  Mass of sodium hydroxide = 25.0 g  Mass of water = 150.0 g  To calculate :-  %(mass/mass)…

Q: From the options below, select the three (3) methods that could be used to form a buffer solution:…

A: In an acidic buffer solution, weak acid and its salt with a strong base are considered whereas in a…

Q: A student needs exactly 25.0 mL of a 1.5M solution of NaOH (molar mass: 40.00 g/mol). They have…

A: Given: Concentration of NaOH = 1.5 M Volume of solution required = 25.0 mL = 0.025 L…

Q: Write a descriptive essay about the concepts and theories behind Colligative Properties and the…

A: Colligative properties are those properties which depends on the amount of solute particles but…

Q: Pls helo ASAP. Pls help in all asked questions.

A: The data given is,

Q: Predict the product in the following syntheses. Mechanisms not required.

A: LiAlH4 is strong reducing agent , it reduces ketone and ester into alcohol  Active methylene…

Q: Question 58 of 70 What is the volume (in L) of carbon dioxide at 1.00 atm and 298.15 K are released…

A: Given, C8H18 + 25/2O2 → 8CO2 + 9H2O Volume of liquid gasoline = 67.0 L Gasoline density = 0.770 kg/L…

Q: Rank the following complexes from smallest to largest d-orbital splitting i) [Fe(CN)6]³- ii)…

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Q: CH3 H3C 'OH CH3 (-)-menthol [a]D = -50.0° Cr2O72- NaBH4 CH3 H3C CH3 (-)-menthone [a] =-29.6° NaBH4…

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Q: Write a balanced equation for the Hydrogenation of these Fatty Acids @Oleic Acid Palmitic Acid…

A: In hydrogenation reaction, the unsaturated carbon reacts with hydrogen to become saturated.

Q: Write the mechanism for the nucleophilic addition of the cyanide ion xybutane in aqueous solution.

A: Epoxide is a three membered cyclic ring contains oxygen hetero atom  Three membered ring s are…

Q: Formation reaction of N2O (g) (nitrous oxide):              -------      + --------     -> N20 (g)

A: The nitrogen and oxygen combine to form nitrous oxide ( N2O ) . Nitrous oxide is called laughing gas…

Q: What is the major product of the following reacti Br NaOCH 3 heat O O O

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Q: Reflection Question: Twenty years ago, most laundry detergents came in a powdered form. Often, you…

A: Ans. Particle Theory for detergents: Soaps and detergents are made from long molecules that contain…

Q: What is the lewis structure for SiO2?

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Q: 8) Provide the major organic product in the reaction shown below. OH 1. H₂Cr₂0₁ 2. SOCI₂ 3.…

A: Reagents : Gilman reagent: R2CuLi  Thionyl chloride: SOCl2 Chromic acid: H2CrO4 Reactant: Benzyl…

Q: How many isomers (structural, geometric, and stereo) have the formula C5H10, and have "cyclo" in…

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Q: 10 tobio 15 2. The initial rate of the reaction: BrO3(aq) + 5 Br (aq) + 8 H*(aq) ----> 3 Br₂(l) +…

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Q: Complete the reactions for dissolving the following two acids into water. Then, label the Acid,…

A: We have to predict acid base conjugate acid and bases in the given reactions.

Q: When a particular gas expands against a constant external pressure of 1.00 bar, it does 5 J of work…

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Q: activation energy (kJ mol-1) for th

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Q: Describe the evaporation of a liquid in terms of kinetic molecular theory. Criteria: I can explain…

A: To explain: Evaporation of a liquid in terms of KMT.

Q: How many chiral carbon atoms are there in penicillin? H onex -0

A: A chiral carbon atom is a carbon atom that is attached to four different types of atoms or groups.

Q: [References] Use the References to access important values if needed for this question. onsider the…

A: Given-> Kc = 2.90 × 10-2 Moles of SO3= 4.18 × 10-2 mole Moles of SO2 = 2.25 × 10-2 mole Moles of…

Q: Estimate the boiling point of an unknown substance in deg C if the latent heat of vaporization of…

A: We have to predict the boiling point.

Q: What is the pH of an aqueous solution wit

A: Since you have asked multiparts, we will solve the first three subparts for you. If you want any…

Q: 13. Fill in the missing information: NO HBF4 heat NH NH₂ -NH₂ [H*] NaNO₂ 6 + 6 5²² HCI NaBH, CN NH₂…

A: 1. Phthalimide synthesis. 2. Benzene diazonium chloride reaction with HBF4. 3. Imine reduction with…

Q: Shown below are three amino acids. What are their R/S configurations? HO NH₂ но. НО. NH₂ NH₂ 1 R S…

A: We have to predict the configuration of the chiral center.

Q: What is the solubility of PbF₂ in a solution that contains 0.0700 M F⁻ ions? (Ksp of PbF₂ is 3.60 ×…

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Q: Which of the following statements are true regarding the following compound? (Select all apply,…

A: 1. wrong (m/z = 43 belongs to acetyl but acetyl is absent in above molecule). 2. Right ( Above…

Q: Write names or formulas for the products expected in each of the following chemical reactions.…

A: Double displacement reaction: The reaction is an example of a double displacement reaction and in…

Q: Give the mechanism and Correct regents? Br DHNO3, H₂SO4 Fe 2) BO2, 2) Alela Au OD Sell Alc13 2) BB₂…

A: The reaction given is,

Q: Reflection Question: Twenty years ago, most laundry detergents came in a powdered form. Often, you…

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

Q: [References] TUTOR Writing Nuclear Equations Complete the following nuclear bombardment equation by…

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Q: What is the major organic product of the following reaction. OH OH H30 ОН heat OCH3 CDE acidity. с D…

A: In this question we have to tell the major organic product of the reaction.

Q: Each chemical bond in the products must be weaker than each chemical bond in the reactants. The work…

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Q: 14. Glucose, ribose, and mannoheptulose are all simple sugars found in our diets. They all share the…

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Q: The following reaction can be carried out in two steps. Choose the correct reagents i) and ii) to…

A: In this question we have to tell the reagent used for the given organic transformation.