Identify the type of isomer for (S)-3-methylheptane. Racemic (*) Levorotatory isomer (-) Dextrorotatory isomer (+) O Has to he experimentally determined

Q: the laboratory a student finds that it takes 29.3 Joules to increase the temperature of 13.1 grams o...

A: Given -> ∆H= 29.3 joule Weight (m) = 13.1 gm T1=20.0°C  T2= 37.9°C  

Q: Draw curved arrows to show electron reorganization for the reaction step below. Arrow-pushing Instru...

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Q: Spectrophotometric of a Cobalt Chloride Solution Analysis   1. explain in detail the results of th...

A: In order to obtain the result of the experiment, we have to plot a linear regression graph for both ...

Q: The weak acid HA is determined to be 8.32% dissociated when the initial concentration of HA is 0.030...

A: Initial concentration of HA = 0.0300 M Degree of dissociation = α = 8.32 % = 0.0832    

Q: 4. Does growth of corals: Ca²+ + CO3²- → CaCO3(s) cause atmospheric CO2 to increase or decrease? Exp...

A: Growth of corals will decrease the atmosphere CO2

Q: A buffered solution was prepared by dissolving 6.85g of sodium formate (NaHCOO in 250.0mL (16) of a ...

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Q: correct significant figures. 14) Find the concentration of the indicated species at equilibrium for ...

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Q: 4. Silver has a face-centered cubic unit cell. How many atoms of Ag are present in each unit cell?

A: Answer-4 Face centered cubic unit cell is the type of unit cell in which atoms are present at the ve...

Q: Show that the atomic packing factor for FCC is 0.74.

A: We have to show that the atomic packing fraction of FCC is 0.74.

Q: Suppose 0.7542g of KHP is titrated with 22.74 mL of NaOH. What is the concentration of the NaOH solu...

A: Given data of the following, Mass of KHP = 0.7542 g, molar mass of KHP= 204.22 g mol-1 Volume of NaO...

Q: 76. Predict the standard cell potential for the following re- action at 25°C. Zn(s) + Fe*(aq) Zn²*(a...

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Q: Calculate the concentration in ppm of cadmium in an unknown which exhibits an absorbance of 0.179.

A: Using given data a calibration curve generated in Excel by plotting Absorbance versus Concentration....

Q: Which of the following statements concerning the enantiomers of carvone are correct? (Select all th...

A: A question based stereochemistry that is to be accomplished.

Q: . What factors can affect a solute's Rf value in thin-layer chromatography? 2. Why is it necessary ...

A: Answer - According to the question - Rf values and reproducibility can be affected by a number of di...

Q: 1. Write a balanced chemical equation, including physical state symbols, for the ロ→ロ decomposition o...

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Q: The gas phase reaction A+B - C has a rate law which is 2nd doubled, the reaction rate would be incre...

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Q: ny liters of CO

A: Since you have asked multiple questions, we will solve the first question for you. If you want any s...

Q: Write the materials and how are you going to prepare this solutions with step-by-step procedures. 2...

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Q: How is a chemical sunscram prepared and is it related to Adol? e 6:38 A

A: Sunscreen ( sunscram is a typo) are used to save our skins from harmful UV rays present in sunlight....

Q: p percent transmittance:

A:

Q: What is the rate of reaction when [NH4*] = 0.05 M, and [NO2] = 0.04 M ? 0010 M

A: Given ; reaction and data

Q: Given the redox reaction below, balance in acidic medium. HBRO3(aq) Bi) HBrOz(aq) BizO3

A:

Q: Is thin-layer chromatography a type of normal-phase chromatography or a type of reverse-phase chroma...

A: Given that, Thin-layer chromatography is a type of normal-phase chromatography or a type of reverse-...

Q: Carbon's atomic number is six. What does that tell us about any carbon atom?

A:

Q: Br

A: The multiplicity of signal is according to number of surrounding non - equivalent hydrogen. Multipli...

Q: How much 0.5 M KOH must be added to 200 mL of 50 mM glycine at ph 8.6 to bring its ph to exactly 10....

A: Answer: Glycine is an amino that act as an buffer between the range of 8.6 to 10.6, therefore the pH...

Q: Calculate the volume in milliliters of KOH needed to prepare 250 mL of a 0.225 M phosphate buffer wi...

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Q: The polyatomic ion NO3‒ exhibits resonance. What is the bond order of nitrogen oxygen bond in NO3‒ ...

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Q: What set of reagents can best accomplish the following transformation? NH NH `NH ? 90% -10% A) PCC i...

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Q: in the determination of Keq in spectrophotometry, why is it that [KSCN] is lower in the preparation ...

A: The equilibrium between Fe3+ and SCN- given as:                                                Fe3+(...

Q: 211.5g of glucose is dissolved in enough water to make 635.0ml of solution. (Molar mass of glucose i...

A: Given, Note: 1000 mL = 1 L Mass of glucose = 211.5 g Volume of the solution = 635.0 mL = 0.635 L Mol...

Q: 1. Provide the IUPAC names for the following compounds. Do not provide common or other names. [2pts ...

A: To write the IUPAC NAME :

Q: 6. Tarnished silver can be restored by contact with magnesium in a salt solution. In this reaction, ...

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Q: Balance the following aqueous reactions : (i) 10, + I- → I2 (in acidic solution) (ii) Mn03- → Mn02 +...

A: Balance the following aqueous reactions .,

Q: give

A: A) C  B) C

Q: OWLV2 | Online teaching and lear X b Login bartleby x G Given the standard enthalpy char x + agenow....

A: We have to find specific heat capacity for Ag.

Q: Br NaOH heat Draw E1 Major Product + Draw Minor E1 Product

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Q: What happens to a dxy orbital as a result of the following rotations about the z- axis? С4 C2 А. В. ...

A: For this type of question, we have to discuss first the dxy orbital along with its sign.

Q: the pH of a solution prepared by dissolving 2.35 g of sodium acetate, CH3C ONa, in 60.5 mL o CH3COOH...

A: Molar mass of Salt = 82 g/mol Moles of Sodium Acetate(Salt) = .= mass/ Molar mass = 2.35/82 = 0.0287...

Q: Calculate four values for the Assignment: oxygen binding to hemoglobin. Assume the following set of ...

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Q: Complete the following chemical equation below. Provide the reagent that will separate each pair of ...

A: A) Zn +2 and Ba+2 will be separated by so4 -2 ions.  B) Al+3 and C +3  will be separated by the heat...

Q: The solubility of CO2 gas in water Select the correct response: decreases with decreasing temperatur...

A:     The solubility of CO2 gas in water _________. We have to find out the relationship between tempe...

Q: A solution contains 12.6 g of non-volatile C10H160 in 87.2 g of benzene, C6H6. The vapor pressure of...

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Q: Он CH, OH H,C CH ČH, a) b) H,C c) он

A: Given structures of alcohols are : These products were formed via a Grignard reaction. What are the...

Q: MULTIPLE CHOICE: Write the letter of the correct answer. Write E if the answer is not found within t...

A: let us discuss step by step solution.

Q: The burning of 50.2 g of SiH 4 (MW= 32.8)at constant pressure gives off 3790 kJ of heat. Calculate A...

A: The reaction in which heat is released is known as exothermic reaction.  The negative sign indicates...

Q: 5. If pipes feeding a water fountain were made of copper with lead solder at the junctions, which me...

A: Please find your solution below : Corrosion of a metal is defined as the deterioration of a metal be...

Q: Given the following information: 2 A(g) + B(g) = A2B(g) K1 = 5.0 x 10^4 2 A(g) + C2 (g) = 2 AC(g) K2...

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Q: What is the IUPAC name of this structure?

A: The IUPAC name of the compound can be written on the basis of the number of carbon atoms in the main...

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 281.0 mg sample...

A: