Which of the above reactions (A or B) will proceed at a lower temperature? H A) B) Ph H Ph Ph Br Br Ph Base Base Ph——Ph Ph——Ph

Q: What is the molality of a solution containing 85.3 g of silver perchlorate dissolved in 932 g of…

A: Molality is defined as number of mole of solute divide by weight of solvent in kg          molar…

Q: You want to make a 410mM Na+ solution. You have 1.7mL of a 1.6M NaCl solution, what is the final…

A: Given, Note:  Initially solution of NaCl, Concentration of NaCl solution (M1) = 1.6 M  Volume of…

Q: If 50.1 mL of 0.128 M hydrochloric acid requires 17.5 mL of NaOH solution to reach the endpoint,…

A: Sodium hydroxide reacts with hydrochloric acid, to form sodium chloride and water. The equation for…

Q: Exercise: Calculate the pH of the solution obtained by mixing 10 mL of 0.20 M H₂SO4 and 20 mL of…

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Q: Draw the alpha anomer of D-glucose.

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

Q: Jessica Fills a birthday ballon to 7.8L and 758 mm Hg when the temperature is 12.4 degrees Celsius.…

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Q: Propose a reasonable mechanism for this reaction. ax Br water/ethanol heat + HBr

A: We have been given a chemical reaction and asked to propose a reasonable mechanism for the same.

Q: 3. Lipids a. What are saturated fats? b. What is the main origin of triacylglycerides or oils? c.…

A: a. Saturated fats are defined as fats that are firmly packed with no double bonds between the fatty…

Q: Use the following information to determine the activation energy for the reaction A + B -> C + D…

A: Rate constant is directly proportional to temperatures…

Q: Which of the following is the best oxidizing agent? Cl₂ + 2e2C1- Ered = 1.36 V Ered= -2.37 V Ered =…

A: In this question, we will see the best oxidizing agent.  In the redox reaction, two type of agents…

Q: HNO3(aq) - Ba(OH)₂ (s) H₂O HF (aq) H₂O H₂O

A: -> The species which behaves as acid that can produce Hydronium ion when dissolved in water .…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 165.0 g sample…

A: From the question, q = heat = 541 J m = mass = 165.0 g C = specific heat capacity =? ∆T = change in…

Q: The boiling point of chloroform, CHCI,, is 61.700 °C at 1 atmosphere. K₁(chloroform) = 3.67 "C/m In…

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Q: zero one two three produced required In the conversion of 1,3-bisphosphoglycerate to…

A: The concept used here us from Biomolecules chapter of organic chemistry.  According to question Here…

Q: An increase in ionic strength will have the following affect on solubility: increase decrease no…

A: The concept used here is from physical chemistry.  Here we deal with relationship of Ionic Strength…

Q: 2. Some of the molecules listed here have a center of chirality. Write the Fischer projection…

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Q: At what temperatures is the following reaction, the reduction of magnetite by graphite to elemental…

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Q: Using the following equation how many grams of water you would get from 744 g of glucose: Your…

A: Percentage yield = Actual yield /percentage yield ×100

Q: O ELECTROCHEMISTRY Calculating the mass of an electrolysis product from the applied.... When a lead…

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Q: Math Example Calculate In (74.10). In(74.10) = Calculate e7.98 €7.98= Chemistry Example A freshly…

A: ln(74.10) = 4.31 e7.98=2.92×103

Q: Identify each of the following as a strong electrolyte, a weak electrolyte or a nonelectrolyte,…

A: To identify the given compound as strong electrolyte or non-electrolyte, check whether the given…

Q: Given the equilibrium reaction,   Ag2CO3(s) ⇌ 2Ag+(aq) + CO32-(aq)   Which of the following is…

A: Le Chatelier's principle: According to Le Chatelier's principle, a change in concentration,…

Q: 79. Detemine the pOH of each solution and classify it as acidic, basic, or neutral. (a) [OH-] = 1.5…

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Q: Measurements show that the energy of a mixture of gaseous reactants decreases by 177. kJ during a…

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Q: When MnO4– reacts to form Mn2+, the manganese in MnO4– is Group of answer choices a.reduced because…

A: Oxidation: It involves loss of electrons or increase in oxidation number. Reduction: It involves…

Q: The conjugate base of HSO 4 - is     SO 4 2-.     HSO 4.     H 2SO 4.     H 2SO 4 -.

A: According to Bronsted and Lowry concept an Acid is a substance that has the tendency to donate a…

Q: How many different signals are there in the molecule shown? A) 1 B) 2 C) 3 D) 4 H3C CH₂ CH₂ CI CI…

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Q: The chemical formulae of some acids are listed in the first column of the table below, and in the…

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Q: What is the name of the compound: CH₂CH(OH)CH₂CHO OA. 3-hydroxybutanal O D. 2-hydroxypentanal O C.…

A: Naming of the organic compound is done using systematic method which is universally accepted. Here…

Q: 3. Complete the table. (The first row is completed for you.) Acidic or Basic acidic [H3O+] 1.0 x…

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Q: The calculated pH of a solution of 0.000010 Molar NaOH(aq) is ? OA. 1 OB. 5 O C.7 OD.9

A: In the given question we are asked to calculate the pH of a solution which has 0.000010 M NaOH.

Q: Where did -2.303 in solution come from? Please explain

A: In this question, we have to explain Where did -2.303 in solution come from in the preceding…

Q: Fill in the blanks to summarize the relationship among the gas properties in Boyle's experiment: For…

A: According to Boyle's experiment:  For a fixed number of moles of gas at a constant temperature,…

Q: Write the electron configuration of an atom of the element highlighted in this outline of the…

A: How an element's electrons are dispersed among its atomic orbitals is described by the element's…

Q: A beaker contains 29.9 mL of propane (C3Hg, density is 0.500 g/mL). Determine how many C atoms this…

A: Given: The volume of C3H8 = 29.9 mL The density of C3H8 = 0.500 g/mL We have to find the number of C…

Q: 25. Experiment Trial 1 2 [x] (Molarity) 0.1 0.2 [Y] (Molarity) 0.3 0.6 Rate (M/min) 4.0 x 10-4 1.6 x…

A: Rate law = k [X]a[Y]b Order of reaction (n) = a + b

Q: A reaction between liquid reactants takes place at 27.0 °C in a sealed, evacuated vessel with a…

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Q: Example: 5.67 x 10² kJ of heat was needed to completely melt a 0.590 kg sample of aluminum…

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Q: 4. Identify all types of intermolecular forces that are presents in the following substances. a. NH3…

A: We have been given four molecules and we have been asked to identify all types of intermolecular…

Q: Consider the equilibrium reaction, M3X(s) ⇌ 3M+(aq) + X3-(aq) What is the molar solubility (s) of…

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Q: Define atomic size. Give its unit of measurement. In the modern periodic table what trend is…

A: We have been asked to define atomic size and its unit of measurement.We have also been asked about…

Q: In 1986 an electrical power plant in Taylorsville, Georgia, burned 8,376,726 tons of coal, a…

A: Combustion reaction- This is a reaction in which an element or compound undergoes a reaction in the…

Q: Question 26 Rank the following compounds from most to least reactive in an S1 reaction O E. O A. O…

A: SN1 reactions are nucleophilic substitutions, involving a nucleophile replacing a leaving group…

Q: How many signals would you expect in the ¹H NMR spectrum of the following compound? OH 5 4 9 7

A: NMR spectroscopy is a very important tool for the determination of the structure of the organic…

Q: Arrange the following bonds in decreasing order of ionic character, putting the most ionic first.…

A: We know greater the electronegativity difference more will be the ionic character .

Q: How much PV work is done in kilojoules for the reaction of 0.48 mol of H2 with 0.24 mol of O2 at…

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Q: Which one of these salts forms an acidicaqueous solution ? A.Rb20 B. AI(NO 3)3 C. MgS04 D. NaNO2 E.…

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Q: The Ka of the conjugate acid of a pesticide is 6.7 x 10-6. What is the Kb of the pesticide at 25°C?…

A: The product of the acid dissociation constant of an acid and the base dissociation constant of a…

Q: Which of the following Bronsted-Lowry conjugate pairs is/are CORRECT? I. CH3NH3+ – CH3NH2 II.…

A: Conjugate acid base pair: The acid-base pair which differ by one ionizable hydrogen is called…

Q: hydrogen peroxide is H202(aq) + I-(aq) -> H2O(l) + IO-(aq) IO-(aq) + H202(ag) -> H20(l) + 02(9) +…

A: 1.H2O2 is known as hydrogen peroxide.  2. H2O2 i.e hydrogen peroxide decomposes into water and…