The identity and ratio of solvents are necessary in chromatography for achieving a good separation. What would happen if your solvent had an overly polar TLC developer? What would happen if it was overly non-polar?

Q: PC15 (8) + H₂O(1) POCI, (1) + 2HCl(aq) When 62.57 g of phosphorus pentachloride reacts with excess…

A: Molar mass of PC5 is 208.5 gmol-1.PCl5 is the limiting reagent means the amount of  product…

Q: RESET 3. Fill in the missing values in the following sets of quantum numbers: a) n=?, 1-?, m = 0;…

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Q: What what is meant by the term "prefered orientation," and may any suggestions be made on how this…

A: When stress is applied,Orientation that a crystal tends to adopt or tend to form is refers as…

Q: The vapor produced from the base-promoted hydrolysis of propanamide turned the blue litmus to red.…

A: The basic hydrolysis of propanamide is explained below.

Q: Uranium-238 is the most commonly occurring isotope of uranium. i. A possible fission is given by the…

A: As per our community guidelines we can only answer one question, out of the two questions you have…

Q: 2NaN 3 (s) 3 N₂(g) + 2Na(s) The equation above is part of the reaction that occurs when an airbag…

A: The no of moles of any substance is defined as the ratio of given mass to that of molar mass of that…

Q: The base protonation constant K₁ of morpholine (C₂H₂ONH) is 2.14 × 100. Calculate the pH of a 0.41 M…

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Q: 6. No two radioactive isotopes decay at the same rate. Half-life (t2) is the time required for half…

A: Radioactive reaction involves the conversion of unstable nuclei to a stable nuclei. It is converted…

Q: Classify each monosaccharide according to the position of the carbonyl group and the number of…

A: In there is aldehyde group then aldo is written and if there is ketone group then keto is written.…

Q: Determine the [H+][H+] , [OH−][OH−] , and pH of a solution with a pOH of 5.525.52 at 25 °C.…

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Q: The molar solubility of nickel(II) sulfide in a water solution is M.

A: Known: Solubility product constant of nickel(II) sulfide = 3.0×10-19

Q: (SHOW CALCULATIONS) How many milliliters of 12.1 M HCI solution are needed to make 1.0 L of 0.5 M…

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Q: A Na2S2O3 titrant was standardized by taking 50.0 mL of 6.7863 x 10-3 M standard KIO3 solution,…

A: here we are required to find the concentration of Na2S2O3 titrant

Q: Given the following reaction: MnO4 (aq) + H₂C2O4(aq) → Mn²+ (aq) + CO₂(g) Which element is being…

A: According to the question, we need to identify which element is being oxidized and which element is…

Q: what kind of test/reagent should be used to differentiate the two compounds in the photo? what will…

A: Ferric chloride is used to differentiate any carboxylic group-containing compound whereas the…

Q: Which of the following is FALSE? a. D-altrose and D-talose have the same osazones. b. D-glucose…

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Q: 1. Synthesize the corresponding alkyne from the given alkene. Show the steps (no need for the…

A: As per the guideline, since you have posted a question with multiple sub-parts, we have solved the…

Q: A hepatobiliary scan is a common technique used to assess the functionality of a patient's…

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Q: Predict the order of reactivity (and justify your prediction) of the given monomers. Styrene,…

A: Order of reactivity -  depends on the ions forms in the given solutions before the reaction  Ionic…

Q: tage of 14C re be expected t f-life of 14C is

A: Given: The half life of 14C is 5730 years.

Q: 1. Plot time, t (y-axis), against the temperature, C (x-axis). Is the curve linear? 2. Plot 1/t…

A: Here given that, Test tube Temperature (degree Celsius ) t (s) 1/t (s-1) 1 54 79.12 0.0126 2…

Q: Calculate the enthalpy of reaction for the equation using the bond energy values given. 3NO2 + H₂O →…

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Q: a:0: H₂C H H₂C CH₂ HC=CH d Determine the hybridization and the approximate bond angles around the…

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Q: How is 22.4 L and 0.45 moles derived?

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Q: Predict the hybridization and the bond angles around the indicated atoms. b -N=C=S…

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Q: what kind of test/reagent should be used to differentiate the two compounds in the photo? what will…

A: A question based on introduction to organic chemistry that is to be accomplished.

Q: What volume of 0.10 moldm-3 sulphuric acid would be required to neutralise a mixture of 1.06 g of…

A: Recall the given reactions,H2SO4  +  2 NaOH  →  Na2SO4  +  2 H2OH2SO4  +  Na2CO3  →  Na2SO4  +…

Q: Which of the following bonds is NOT capable of hydrogen bonding? 1. H-O 2. H-Cl 3. H-F 4. H-N 5.…

A: A question based on intermolecular forces that is to be accomplished.

Q: For a one I had five drops of Na2S2O3 and three drops of hydrochloric acid. For well A2 I had four…

A: Molarity of Na2S2O3 = 0.1 M Molarity of HCl = 0.1 M It is required to calculate the final molarities…

Q: what kind of test/reagent should be used to differentiate the two compounds in the photo? what will…

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Q: The following statements are true for any chromatographic analysis except: The analyte component…

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Q: The solubility of benzoic acid in water is 1.7 g/L at 0 deg C. Based on the volume of 24.5 mL, how…

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Q: On another planet, the isotopes of titanium have the given natural abundances. Isotope Abundance…

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Q: Ethylene (CH₂CH₂) is the starting point for a wide array of industrial chemical syntheses. For…

A: Here we have to determine the  mass percentage of ethylene present in the equilibrium mixture in…

Q: If 42.7 g of CO is reacted completely at STP, what volume of N2 gas will be produced?

A: STP is the standard temperature and pressure.  Here temperature is 273.15 K and pressure is 1 atm.

Q: Write a chemical equation that represents the complete combustion of a compound that is 34.64% C,…

A: Elements C H O % by mass 34.64% 13.86% 51.50% Atomic Mass 12 1 16 Molar ratio 34.6412=2.89…

Q: What is the result when 2-hexanone reacts with:positive or negative? 2,4-DNPH Test? Iodoform test?

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Q: Carbon dioxide can be created by burning carbon in oxygen: C + O2 → CO₂2 Approximately how many…

A: Given reaction, C + O2 → CO2

Q: Which of the following is a weak acid? Group of answer choices 1. H2SO4 2. HBr 3. CH3COOH 4. NaOH

A: Given,  The weak acid in the following list of acid and base is: 1. H2SO4 2. HBr 3. CH3COOH…

Q: Determine the [OH−], pH, and pOH of a solution with a [H+]of 5.7×10−9 M at 25 °C. [OH−]=     pH=…

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

Q: OH(aq) + H₂CO3(aq) HCO3(aq) + H₂O(1) [Select] [Select] [Select] î + [Select] û Considering the…

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Q: Determine the relative radius of the largest ion that can fit into the "hole" formed by four large…

A: Large ions are present at corners of the square so the void formed by them is square planar void.

Q: Using the electronegativity values given in the references section, show for the indicated bonds…

A: If the electronegativity difference is between 0.1-2, the bond is known as polar covalent bond. If…

Q: An unknown sugar at a concentration of 0.018 g/mL was found to have an observed rotation of 1.50 in…

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Q: Determine the switching potential in the following voltammogram 20.0 B 7.5 -5.0 -17.5 -30.0 Current…

A: The correct answer about switching potential is given below

Q: What is the sulfonamide between N-methylaminobenzoic acid and benzensulfonyl chloride that will be…

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Q: Predict whether aqueous solutions of the following compounds are acidic, basic, or neutral. compound…

A: On the pH scale whose pH is less than 7 is said to be acidic and whose pH is greater than 7 is said…

Q: An element has the following natural abundances and isotopic masses: 69.17% abundance with 62.93 amu…

A: Several elements in nature are present in different isotopic forms. So their atomic masses are…

Q: What is the binding energy per nucleon (in MeV) for vanadium-50?  The atomic mass of this relatively…

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Q: The heat of vaporization AH, of ethyl acetate (C4HO₂) is 35.1 kJ/mol. Calculate the change in…

A: Given, Heat of vaporization of ethyl acetate (∆Hvap) = 35.1 kJ/mol Change in entropy (∆S) = ? Mass…