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Q: #55

A: In this question ( #55 ) we want to determine the mass of He and O2 gas.  You can see details Soluti...

Q: Name the following compounds

A:

Q: Aluminium reacts with iodine according to the following equation:                         2Al(s)    ...

A: 2Al (s)    +   3I2 (s)  →   Al2I6 (s)    (a) By stoichiometry of reaction: moles of Al2I6 producedmo...

Q: Match the following solutions in column A with their descriptions in column B. Column A Li3PO4 Ba(...

A: We have to match column A and B such that each option is correct

Q: Solve plz

A: BaCO3 : Reaction quotient : Q = Ba2+×CO32- = S×S = S2 = 6.75×10-52 =4.56 ×10-9  Q < Ksp ; it is u...

Q: 1. Diborane, B,Ho, can be produced by the following reaction: NaBH4ag) + HySO4lag) → H2 + Na,SO4(ay)...

A:

Q: Suppose 630. mmol of electrons must be transported from one side of an electrochemical cell to anoth...

A: The given problem can be solved by using the formula given below as; Current I = Charge qtime t     ...

Q: Chemistry Question

A: Since you have posted a question with multiple questions, we will solve first question for you. To g...

Q: The activation energy, Ea, for a particular reaction is 37.8 kJ/mol. If the rate constant at 280 K i...

A: From Arrhenius equation we can find the value of K. Arrhenius gave a relationship between temperatur...

Q: Explain the relative reaction rates of addition to alkenes of HCl, HBr, and HI.

A: Given reaction,  Addition reaction of alkenes with HCl, HBr, and HI.

Q: For the gas-phase reaction 2S02 + 02 2503, observed mole fractions for a certain equilibrium mixture...

A: Given data,Mole fraction of SO2 (XSO2)=0.7Mole fraction of O2 (XO2)=0.87Mole fraction of SO3 (XSO3)=...

Q: A graph of a sample's absorbance at different wavelengths is called Select one: a. chromatograph b. ...

A: Intensity of radiation at different wavelength is shown by spectrum. Example graph of absorbance and...

Q: Consider the table of data collected for the reaction A → Products. Determine the magnitude (value) ...

A:

Q: Question below

A: As per the given data we haveVolume of NaOH=26mLMolarity of NaOH=2.2MMolarity of HCOOH=0.05MVolume o...

Q: Calculate the equilibrium constant for the following reactions at 298.15 K:   // CHECK PIC//

A: Equilibrium Constant k =  Concentration of products / Concentration of Reactants                    ...

Q: Solve thank you

A: Correct answer is: If Q < K, it means the reverse reaction will proceed to form more reactants. T...

Q: 1.For each given set of starting materials, write a complete balanced equation with chemical formula...

A: Answer:- this question is answered by using the simple concept of writing the balanced chemical equa...

Q: #49

A: Question #49   Given data a P=782.4 mmHg V=? mL n=0.1021 mole T=26.2 oC b P=? mmHg V=27.5 mL n=...

Q: The average of 64 results is how many more times reliable than the average of 4 results ? Select one...

A: Here, The average of 4 results will give 1 final result. Similarly, the average of 64 results will g...

Q: Predict the products of the following reactions and identify the reactants. Draw the products. Show ...

A: 1) The product formed from the given reaction is,

Q: Please answer very soon will give rating surely Complete explaination needed

A: When cations lose electrons, they become smaller in size than their parent ion/atom. Anions are form...

Q: Refer to the following equation:   4NH3(g) + 7O2(g) = 4NO2(g) + 6H20(g) How many moles of ammonia wi...

A: Given balanced equation is-  4NH3 (g) + 7O2 (g) → 4NO2 (g) + 6H2O(g) We will first determine which r...

Q: Which is incorrect regarding ligand-protein binding reactions? Select one: O If two ligands can bind...

A:

Q: 11

A: We have to identify which of the following given group  is acyl group.

Q: Balance the given equation using the half-reaction method. Identify the ion or element that gained e...

A: The given reaction is, Fe2+ + Cl2 ---> Fe3+ + Cl-  

Q: A recipe calls for a quarter cup of butter. Calculate its mass in grams if its density is 0.860 g/cm...

A: Density (D) = 0.860 g/cm3 Volume = 1 qt 1qt = 0.946 L  1L = 1000 Cm3  So, 0.946 L = 946 cm3  Mass = ...

Q: What is the pH of a 0.639 M solution of lactic acid? The pKa of lactic acid is 3.854.

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Q: A bottle containing both NaCl(s) and NaCl(aq) is shaken repeatedly over a period of several weeks. T...

A: Given : A bottle containing both NaCl(s) and NaCl(aq) is shaken repeatedly over a period of several ...

Q: Highest concentration of dye Lowest concentration of dye Answer Bank 3.0 mL dye and 3.0 mL water 2.0...

A: Concentration is defined as the amount of solute with respect to solution.  More is the amount of dy...

Q: Calculate the pH at 25 °C of a 0.52M solution of trimethylammonium chloride ((CH,) NHCI). Note that ...

A: pKb for (CH3)3N = 4.19 pKa for (CH3)3NH+ = 14 - pKb = 14 - 4.19 = 9.81 Ka = 10–9.81=1.55 × 10–10 The...

Q: QUESTION 2 What does the bonding structure tell us? a. What a molecule looks like b. The connectivit...

A: Question 2)  The bonding structure tell us the bonding between the atoms. It tells us the connectivi...

Q: Hydrogen is a real gas. Under what conditions do you expect it to deviate from ideal gas behavior? ...

A: We have to tell Under what conditions do you expect it to deviate from ideal gas behavior

Q: Balance the redox reaction in the solution of H2SO4:   // Check Pic //

A: In the given reaction, the oxidation state of Mn in MnO4- is +7 and the oxidation state of Mn change...

Q: Consider the industrial process ethylbenzene is produced by alkylation process.Prepare its flow diag...

A: Ethylbenzene is an organic compound with the formula (C6H5CH2CH3). The aromatic hydrocarbon is impor...

Q: Define/describe stoichiometry and it’s purpose?

A: Stotchiometry 

Q: am stuck on this organic synthesis problem. Could someone solve this problem and show me the details...

A: Potassium permanganate (KMnO4) is an oxidizing agent which oxidizes alkene to carbonyl group.

Q: How many grams of sodium hydroxide would be required to prepare a 751.0 mL solution of sodium hydrox...

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Q: Glucose, C6H12O6, contains an aldehyde group but exist predominantly in the form of the cyclic hemia...

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Q: The equilibrium constant for the reaction shown below is 61.2 H, (g) + Br, (g) = 2HB1(g) Write an ex...

A: ,The equilibrium constant expression

Q: Balance and translate the given chemical equation to a word equation.         BaCl2(aq)   +  Na2SO4...

A:  Balanced chemical equation :         BaCl2(aq)      +      Na2SO4(aq)  →   BaSO4(s)    +     2NaCl(...

Q: 1

A: We have to tell which option is correct

Q: For a Magnesium-Aluminum cell [Mn2+ + 2e- --> Mn (-1.18V)] [Al3+ + 3e- --> Al (-1.66)] 1M for ...

A: Note: According to the rules we can only solve first three parts. Given: Reaction  To find: Ecell Gi...

Q: Can you please confirm if this H-NMR spectrum belongs to this molecule and identify the signals of e...

A: Proton NMR is used to elucidate the structure of a unknown compound. Non equivalent protons in a mol...

Q: give the major product and predict the product.

A: Given reactions,    

Q: Consider the solubilities of a particular solute at two different temperatures. Temperature ("C) Sol...

A: Solubility is defined as mass of solute that could be dissolved in a solvent at a particular tempera...

Q: 2) For the titration 100 mL of 0.1 M NH3 with 0.2 M HCI, what will be the pH of the solution after t...

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Q: Three moles of sulphuric acid react with two moles of aluminium metal to give one mole of aluminium ...

A: Balanced chemical equation: 3 H2SO4 (aq)  + 2 Al (s)    →   Al2(SO4)3 (aq)  + 3 H2 (g)    

Q: The reaction in this experiment is an oxidation-reduction reaction. What is being oxidized and what ...

A: If the oxidation number of a species decreases, it is reduced. If the oxidation number of a species ...

Q: What volume of H2O(g) should be produced at STP by reacting 0.318 mol of Ag(s), in the reaction equa...

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Analytical Tools

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