What is the molarity of a solution of a polypeptide which has an osmotic pressure of 0.169 atm at 37.0 °C?

Q: How much of 6M HCl would you need to add if you have 800 ml of 100 mM TRIS (ph of 10.2) and you want…

A: Given, Molarity of HCl from stock,M1 = 6M Volume of HCl from stock, V1 = ? Molarity of TRIS…

Q: Arrange the boiling points of the aqueous solutions, relative to pure water. Assume complete…

A: we have to arrange the given solutions in the order of boiling point

Q: H₂C III IV V VI 3 VII N

A: Hybridization refers to the combination of atomic orbitals to form hybrid orbitals of a particular…

Q: Consider the following reaction: H2 + Cl2 → 2HCl Experimental data has shown that this reaction is…

A: order of reaction can be defined as the power dependence of rate on the concentration of all…

Q: A brain scan uses the radioisotope oxygen-15. The recommended dosage is 50 mCi. A supply of 250 mCi…

A: The recommended dosage for a brain scan using oxygen-15 is 50 millicuries (mCi). This means that 50…

Q: The formation of a thiol ester makes o a) ATP ob) NADH oc) Acetyl COA od) Coenzyme A QUESTION 5 is a…

A: ATP (Adenosine Triphosphate) is a molecule that acts as the "energy currency" of cells. It stores…

Q: For the reaction 3 A + 4 B2C+ 4D, what is the magnitude of the rate of change for [A] when [C] is…

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Q: 3:58 Question 12 of 12 Submit The zero order reaction A → Products takes 63.5 minutes for the…

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Q: 30: HC . На нь From low to high, what is the chemical Shifts of the indicated carbu A, B, C. How can…

A: The chemical shift of the protons in Proton-NMR is depends upon the electron density around the…

Q: 1 Select (highlight) the most acidic atom of the compound, and um topic H3C OH

A: Given : structure of molecule  Tip : electron deficient atoms are acidic

Q: 3. Graph the following data. Mass of marbles (g) 41.0 61.0 104.0 162.0 Number of marbles 10 16 24 40…

A: Draw the graph of mass of marbles vs number of marbles on the excel sheet. Use the equation of…

Q: A line in the Balmer series of the emission spectrum of atomic hydrogen is observed at a wavelength…

A: The Balmer series in the emission spectrum of atomic hydrogen is described by the equation:…

Q: Prove the claim that a photon with an energy of 2230 cm corresponds to ~4.5 μm light.

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

Q: What is the average reaction rate between 0. and 1500. s? Express your answer to three significant…

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Q: Only 1.3x10-6 moles of lead sulfate PbSO4 can be dissolved in 100 mL of a solution of sodium sulfate…

A: The solubility product of PbSO4 is Ksp=[Pb2+] [SO42-]

Q: Decide for which of the following compounds cis-trans isomerism is possible and draw the trans…

A: Given : structure of molecules

Q: what kind of a substance is  Hexa-peri-hexabenzocoronene? element, hetergenous mixture, homogenous…

A: Hexa-peri-hexabenzocoronene is an aromatic hydrocarbon in which coronene is at centere and six…

Q: It takes 412. kJ/mol to break a carbon-hydrogen single bond. Calculate the maximum wavelength of…

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Q: Complete the reaction below and label the Lewis acid, Lewis base, nucleophile, and electrophile. Is…

A: In this question, we will lebel the Lewis acid-base and nucleophile and electrophile and then we…

Q: Calculate the amount of water in grams that must be added to a 6.50 g of urea (NH2)2CO in the…

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Q: M²s ¹) [A] [B]². What A reaction has a rate law of Rate = (1.25 concentration of [B] would give the…

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Q: 17.3 Suggest reagents for the transformation. shown below. HO

A: -> In Markovnikov addition nucleophilic part attached to that double bonded carbon which has…

Q: 1. Determine the mole ratios for each of the following balanced chemical equations. a) 2C(s) + O2(g)…

A: In a balanced chemical equation, the numeric value present in front of the molecule is known as the…

Q: Click on the site of fastest protonation by HBr. H3C-CH=CH-CH=CH₂

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Q: 1i) What will be the product of the following reaction? J Br + (HO)₂B- Pd(OAc)₂ Degassed H₂O/Acetone

A: An incomplete reaction

Q: When 93.0 g of calcium and 45.5 g of nitrogen gas undergo a reaction that has a 91.1% yield, what…

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Q: 1g) What will be the product of the following reaction? Br + (HO)₂B- Pd(OAc)₂ Degassed H₂O/Acetone

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Q: 6. Given the following electronegativities for the atoms below, circle the compound that contains…

A: Answer: Polarity of a bond is directly proportional to the difference between electronegativity of…

Q: This graph shows how the vapor pressure of three liquids varies with temperature: vapor pressure,…

A: The liquid having the highest vapour pressure at the same temperature is the most volatile.  Boiling…

Q: Step 2: In a reply below, answer the following prompt. Be sure to respond to the thoughts of your…

A: Solutions- The correct option is 1 or A. A decrease in weight from chicken piece 1 to 4.

Q: Identify the compound that has the weakest bond dipole. O decane, C₁0H22 hydrofluoric acid, HF…

A: The compound has least electronegativity difference between bonded atoms has weakest bond dipoles.…

Q: If the theoretical yield of a reaction is 14. 2 g and the actual yield is 7.81 grams, the percent…

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Q: Draw the product(s) you would expect from the following reaction. CH3 O H₂C CH3 CH₂ + heat

A: •Given:-

Q: Dietheyl ether has a vapor pressure of 0.975 torr at -79.3C. The heat of vaporization is Avap = 30.5…

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Q: 10. Draw 2 valid resonance structures for each of the following molecule. a) b) c) :O: :0 :0: N: he…

A: Resonance is observed in molecules or ions containing atoms with lone pair or positive charge is in…

Q: How much energy is required to cool 250. g of ethanol from 125 °C to 10.0 °C? You will find the…

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Q: What is the final pH if you have 700 ml of sodium acetate buffer (50 mM, ph of 5.0) and you add 10…

A: Introduction to the Buffer solution A buffer solution is a mixture of a weak acid and its conjugate…

Q: Which of the following phase transitions are endothermic? Select all that apply, wrong choices will…

A: Exothermic reaction is a chemical reaction that releases energy in the form of heat, light, or…

Q: An aqueous solution of hydrochloric acid is standardized by titration with a 0.150 M solution of…

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Q: Supposing the stock room wants to prepare 50.0 mL a 0.080 M solution of oxalic acid (H2C2O4).…

A: Given Volume = 50.0 ml Molarity = 0.080 M

Q: You have a 0.05M stock solution of NaCI (Formula Weight: 58.4g/mole), a 0.25M stock solution of…

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Q: Sometimes in lab we collect the gas formed by a chemical reaction over water (see sketch at right).…

A: The given question can be solved using the Ideal Gas Law: PV = nRT Where: P is the pressure V is…

Q: Where does the strongest IMF occur in liquid ethanol?

A: Ethanol molecule contains -OH group which have O-H bond and it take part in hydrogen bonding with…

Q: Chem 105 Online Data Collection and Calculations Part 1: Separation of Salt, Sand, and Iron Data…

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

Q: Use the following chair structures as a reference when drawing cyclohexanes Axial A, Equatorial = E…

A: All above bonds are shown by Wedged bond in line angle structure and all below bonds are shown by…

Q: What is the molar mass of X3(ZT5)3 in grams per mole? (Assume that the molar mass of X is 33.81…

A: This question is related to stoichiometry. In the given question, it is asked to calculate the molar…

Q: balloon inflates from 0.75 L to 5.00 L against an external pressure of 1.00 atm. How much work is…

A: The work done by the system can be calculated using the formula:         work = -pressure *…

Q: 1a) What will be the product of the following reaction? O₂N- Br + (HO)₂B Pd(OAc)₂ Degassed…

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Q: 2) Label the least favorable conformation and most favorable conformation of the substituted…

A: A-First A Chair conformation is most stable because tert-butyl group is present at Equatorial…

Q: Calculate the root mean square (rms) average speed of the atoms in a sample of xenon gas at 0.14 atm…

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