What does a permanent faint pink color in the solution indicate?   2. What do you think is the pH of the solution at the equivalence point of this acid-base titration? Explain.

Q: At a certain temperature, 0.820 mol SO3 is placed in a 3.50 L container. 2 SO3(g) 2 SO₂(g) + O₂(g)…

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Q: What's the reaction mechanism? EtO₂C Balon Pd(dba)2 (cat) dppb, Et₂NH THF, rt EtO₂C ΝΗ

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Q: The rate of a certain reaction is given by the following rate law: rate=k[N₂] ² [H₂]² Use this…

A: Rate law of a reaction can be written as- Rate=K[A]x[B]y where, K=rate constant x=order with respect…

Q: The following reaction 2H₂S(g) 1 2H₂(g) + S₂(g), K₂=1.67 x 10-7 at 800°C is carried out at 800 °C…

A: Given equilibrium reaction , 2H2S(g)  <------> 2H2(g)   +S2(g)  KC =1.67 X 10-7    at 800  0C…

Q: 2.24×10−2 gg Li How many moles of atoms are in each elemental sample?

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Q: 45.8 gg N2N2 Express your answer using three significant figures.   How many molecules are in each…

A: we know, 1mole = 6.022x1023 The molar mass of N2=28.01g/mol So, we will first convert 45.8g N2 to…

Q: The total molarity of physiological saline solution is 0.30 M. Assuming that the cell membrane is…

A: Hypertonic solution is one that has higher concentration relative to the other reference solution .…

Q: The value of Kc for the equilibrium SO2(g) + Cl2(g) SO2Cl2(g) is 156.25 at 100°C. If an experiment…

A: Answer: Equilibrium constant KC is always equal to the ratio of molar concentration of products and…

Q: The concentration of Fe2+ in a solution is determined by titrating it with a 0.1683 M dichromate…

A: Recall the balanced net ionic equation,                                    Cr2O72- aq + 6 Fe2+ aq…

Q: For n=5, what are the possible values of/?

A: There are four quantum numbers The principal quantum number (n) : It describes the energy of an…

Q: When the following half reaction is balanced under acidic conditions, what are the coefficients of…

A: This question belong to Redox reactions.

Q: The temperature in the stratosphere is -25.0 °C. Calculate the root-mean-square speeds of N₂, O₂ and…

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Q: Carbon disulfide is prepared by heating sulfur and charcoal. The chemical equation is S₂(g) + C(s) =…

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Q: Consider the reaction. PC1, (g) PC13 (g) + Cl₂(g) Kc = 0.0420 The concentrations of the products at…

A: Given question can be explained as :

Q: Curved arrows are used to illustrate the flow of electrons. Using the provided starting and product…

A: The curved arrows pushing mechanism for above reaction can be explained as :

Q: Draw the resonance arrows on the left structures that would create all of the resonance structures…

A: The given question can be solved as :

Q: At a certain temperature, 0.820 mol SO3 is placed in a 3.50 L container. 2 SO₂ (g) 2 SO₂(g) + O₂(g)…

A: Initial conc. of SO3 = moles / volume = 0.820 mol / 3.50 L = 0.23429 M The equilibrium is   2 SO3…

Q: Consider a hypothetical element M, which is capable of forming stable simple cations that have…

A: The question is based on the concept of ionic compounds .   we need to identify the formula of the…

Q: 4-1. Which of the following candidates for wave functions are normalizable over the indicated…

A: Solution - only wave function that can be normalised are a , C and e . the functions that can not be…

Q: & Draw curved arrows to show the flow of electrons responsible for the conversion of the reactants…

A: The question is based on the concept of organic reactions. we need to show the arrow movement for…

Q: Draw a three-dimensional structure of a chiral compound with the molecular formula of C4H4Cl2 that…

A: Here the main thing is to see that the compound is the chiral compound but that doesen't have the…

Q: Figine 5-7 O "( CH 3 C N-H₂ amide Cưng Che Nha amine

A: Answer: When a compound donate a lone pair in a chemical reaction it is called as base and when a…

Q: Consider the following reaction where Kc = 77.5 at 600 K. ? CO(g) + Cl₂(g) CoCl₂(9) A reaction…

A: Well, we will check whether the equilibrium constant K and reaction quotient are the same or not.…

Q: How many mL of 0.455 M HCI are needed to dissolve 9.32 g of BaCO3? 2HCl(aq) + BaCO3(s) →→→ BaCl₂(aq)…

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Q: give the product of the following reaction A MeO Structure A Structure B Structure C Structure D OH…

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Q: Predict the ¹H NMR spectrum of the compound below: CH3OCH2CH3

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Q: 6. Provide a step-by-step mechanism to account for the product(s) of each of the following…

A: Given reactions are bromination reactions.  Both reaction follows different mechanisms.  Reaction a…

Q: For the following exothermic reaction at equilibrium A(g) + B(g) ⇌ 2 C(g) Which of the following…

A: Introduction Le Chatelier's Principle is a fundamental concept in chemistry that describes how a…

Q: Caffeine (C8H10N4O2) is a stimulant found in coffee and tea. Chloroform (CHCl3) is an excellent…

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Q: Figene 5-3 Ha Ha He He нь н о-н,

A: The hydrogen atom which is attached to the most electronegative atom and after removal form a stable…

Q: Give the n and values for the following orbitals. 2s 4d

A: Answer: There are four quantum numbers that are used for the description of location and energy of…

Q: 7. Acetonitrile, C₂H3N, is a polar aprotic solvent commonly used in organic reactions. Draw the…

A: A polar aprotic solvent is a solvent that has a polar molecule but does not contain an acidic…

Q: Hydrochloric acid (10) and sodium sulfide Complete Molecular Equation: Complete Ionic…

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Q: Calculate the K₁ value for the inhibitor shown below in the presence of 5.0 µM inhibitor. Use 2…

A: Given Concentration of inhibitor = 5uM

Q: For the following reaction, 3.94 grams of hydrogen gas are allowed to react with 48.2 grams of…

A: This question is asking for several pieces of information related to a chemical reaction between…

Q: Write an acceptable IUPAC name for the compound below. Include 'cis' and trans' as part of the name…

A: IUPAC stands for International Union of Pure and Applied Chemistry. It is an international…

Q: (a) CHO benzaldehyde NH₂ J prop-2-yn-1-amine isocyanocyclohexane N3 NC OH 2-azido-2-phenylacetic…

A: First conversion:

Q: Cl2O→Cl2(g)+ClO2(g)Cl2O→Cl2(g)+ClO2(g) Express your answer as a chemical equation. Identify all of…

A: Since, Balanced reaction means that both side number of atom present in equal number. Thus,

Q: Calculate [H₂Asc], [HAsc], [Asc²-], and the pH of 0.050 M ascorbic acid H₂C₂H₂O, H₂Asc. (K₁1 =…

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Q: ples Word Equation d. Word Equation e. Word Equation f. Word Equation (NH4)2SO4 (aq) + KNO3(aq) ->…

A: The given reaction can be explained as :

Q: The following sets of quantum numbers are for the last valence electron. Explain the meaning…

A: The question is based on the concept of quantum numbers. we need to explain the given numbers and…

Q: ICE tables are used for calculating changes in concentration in an equilibrium system. I represents…

A: We have find out the answer.

Q: In the lab, you need to make 250 mL of a 1.5 M solution of potassium chloride (KCl). KCl has a…

A: Given: Molarity of KCl is 1.5M. Volume of KCl is 250mL. Molecular mass of KCl is 74.55 g/mol.

Q: A 4.00 mol sample of solid A was placed in a sealed 1.00 L container and allowed to decompose into…

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Q: Name the following compounds: a. CH(CH3)2 b. CH=O Br C. CI CI d

A: “Since you have posted multiple sub parts questions, we will provide the solution  only to the first…

Q: PbO2(s)+HCl(aq)→Cl2(g)+PbCl2(aq)+H2O(l)PbO2(s)+HCl(aq)→Cl2(g)+PbCl2(aq)+H2O(l) Express your answer…

A: Answer :---  Given :--  PbO2(s) + HCl(aq) -----> Cl2(g) + PbCl2(aq) + H2O(l)  Now, we have to…

Q: For the following reaction, 5.57 grams of magnesium nitride are mixed with excess water. Assume that…

A: The balanced reaction is given as Mg3N2 (s) + 6H2O (l) -------> 3 Mg(OH)2 (aq) + 2NH3 (aq)…

Q: When 2.35g Mg(OH)₂ is added to 250.0 mL of water, the temperature of the water raises from 20.5°C to…

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Q: 5. 6. 7. Which of the following reactions is a beta decay reaction? a. 99m Tc Tc + y b. 23 U → He +…

A: To solve this problem we have to know about beta decay reaction .

Q: 2. 3. 4. Is a solution with a pH of 3 acidic, basic, or neutral? a. acidic b. basic Which of the…

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