What is the name of the compound with the chemical formula Fe(10,),? Spelling counts. name: What is the name of the compound with the chemical formula Fe, (CO,),? Spelling counts. name:

Q: Using the thermodynamic data provided below, calculate the standard change in entropy when one mole ...

A:   Since you have posted multiple questions, we are entitled to answer the first only. 1) The di...

Q: PROBLEM: The molecular scenes below represent samples of four HA/A- buffers. (HA is RED and GREEN, A...

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Q: The instrument used in the titrations which hold the titrant is called? Select one: a. pipette b. Bu...

A: Generally in titration we take burette and conical flask . Let's discuss where we will take titrant.

Q: Glu is first, His is second, and Arg is last to elute from the column.

A: In this question we have to choose Correct option of the separate Glu, Arg and His using a cation - ...

Q: 1. Using a graduated cylinder to measure volumes, prepare a buffer solution from 20.0 mL of 0.10 M a...

A: Since you have posted multiple questions, we are entitled to answer the first only. 1a) Given: Conce...

Q: Calculate the solubility (in g / L) of a generic salt with a formula of A2B, a Ksp of  8.20 ×10−11 ...

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Q: The pH of an aqueous solution at 25°C was found to be 2.90. The pOH of this solution is 11.10 The hy...

A: Given :-  pH of solution at 25°C = 2.90  To calculate :-  pOH  [H3O+]  [OH-] 

Q: Select all of the major goals of this experiment. U Perform a strong acid-strong base titration and ...

A: In a pH titration , we titrate acid and base and monitor the pH . 

Q: Consider an aqueous solution in which the following 3 equilibria are operating: AgBr(s) = Ag*(aq) + ...

A: Le Chatelier's principle: This principle is used to predict the effect of a change in conditions on ...

Q: A solution is made by dissolving 0.550 mol of nonelectrolyte solute in 789 g of benzene. Calculate t...

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Q: What is the expression for Ka2? Ka2=([H 3 O^ + ][HPO 4 ^ 2- ])/([H 2 PO 4 ^ - ]); Ka2=([H 3 O^ + ]+[...

A: H3PO4 is tribasic acid so it's show three dissociation constants.

Q: Dinitrogen pentoxide forms from its elements by the following balanced chemical equation: 4 NO2 (g)...

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Q: Write the equilibrium constant expression for this reaction: 2H (aq)+so, (aq) H,SO,(aq)

A: • The given reaction is,       2 H+(aq) + SO42-(aq) → H2SO4(aq)      • We need to write the equilibr...

Q: Enter your answer in the provided box. Determine the resulting nitrate ion concentration when 80.0 m...

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Q: Consider the reaction below. Which species are conjugate acid/base pairs? HSO, (aq) + HCN (aq) = H,S...

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Q: Question 4 of 24 Submit Write the formula of the conjugate base of the Brønsted-Lowry acid, HCIO,

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Q: A tiny sample of an aqueous solution of two substances R and P is sketched below, as if it was under...

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Q: CONCEPT QUESTIONS Mechanism. Provide the mechanism for the reaction below. Please include all electr...

A: Given : We have to draw the mechanism for the given conversion.

Q: Calculate the standard free energy change for the following reaction: 2XO(s)+O2(g)→ 2XO2(s) AG 298(X...

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Q: . Choose the item that correctiy describes the oxidizing agent and the reducing agent in the reactio...

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Q: What is the freezing point of a solution in which 20.0 grams of sucrose (C12H22O12) is dissolved in ...

A: Given, mass of sucrose = 20.0 grams Molar mass of sucrose = 342.3 g/mol Mass of solvent = 400 grams ...

Q: aqueous solution was prepared by dissolving 4.93 g of KI in enough water to make 500.0 mL of solutio...

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Q: Calculate and compare the molar solubility of Mg(OH)2 in water and in a solution buffered at a  pH ...

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Q: Give the significance of Chromic Acid test? 2. Give the significance of Lucas test? 3. Give the sign...

A: Chemical tests are so much useful to detect the presence anything that we want.  These tests are so ...

Q: The osmotic pressure of solution containing 7.0g of insulin per liter is 23 torr @ 25degrees Celsiu...

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Q: r organic products a

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Q: equilibrium mixture? When a sufficiently large sample of SO3(g) is introduced into an evacuated vess...

A: 2SO3 -----> 2SO2 + O2 Equilibrium concentration of SO2 = 2 × Equilibrium concentration of O2 so, ...

Q: Refer to the figure below. Identify the part of vernier caliper. ... O 10 20 30 40 50 60 70 B0 99 10...

A: Identify the part indicated in the above figures---

Q: bspherte, 2. Consider the double replacement reaction between magnesium sulfate (M9SO4) and potassiu...

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Q: Using titration reaction employing normality concentrations, what is the design instrument mathemati...

A: Answer: In the titration with the help of the solution of known concentration, we find out the unkno...

Q: HCl(g) + O2(g)  H2O(l) + Cl2(g) , then Kc = [Cl2] / [HCl][O2] true or false

A: Given :-  HCl(g) + O2(g) <-----> H2O(l) + Cl2(g)  Kc = [Cl2]/[HCl][O2]  To determine :-  Wheth...

Q: What are the IUPAC Name and Molecular formula of the structure?

A: 1. Select the principle carbon chain 2. Numbering 3. Naming (prefix + word root + suffix)

Q: The pH of a 0.0058 M solution of HNO, is

A: Hydrogen ion concentration is an important parameter of an aqueous solution. The concentration of th...

Q: It is a number that use to keep track of how many electrons an atom has? Select one:   a. formal...

A: The answer is given below

Q: A 3.27 g sample of iron ore is transformed to a solution of iron(II) sulfate, FeSO.. This solution i...

A: The titration reaction given is, Given: Concentration of K2Cr2O7 = 0.110 M Volume of K2Cr2O7 soluti...

Q: Using dimensional analysis how many moles of potassium nitrate are produced when 2 moles of potassiu...

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Q: Shown here are the resonance contributors for the cationic intermediate in the electrophilic additio...

A: To show resonance structure , we show movement of electrons by a curved arrow.  The arrow starts fro...

Q: A 3.27 g sample of iron ore is transformed to a solution of iron(II) sulfate, FeSO4. This solution i...

A: Here at the equivalence point Amount FeSO4 × 6 = Amount of K2Cr2O7 Amount of K2Cr2O7 = Volume in L ×...

Q: A brick has dimensions of 110. cm X 655 cm X 1330cm. What is the volume of the brick in cubic meters...

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Q: Q2. Provide the product(s) for the following reactions. Me Na (a) NH3 co,H

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Q: Antiaging products labeled as “cosmeceuticals” are considered drugs in the US.

A:   Question : is it true that Antiaging products labeled as “cosmeceuticals” are considereddrugs in t...

Q: The equilibrium constant with respect to concentration (Kc) for the reaction between nitrogen monoxi...

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Q: A laboratory was using some faulty equipment and some of the chemicals leaked out, which produced on...

A: Given: Experimental yield = 6.51 g. And theoretical yield = 10.64 g.  

Q: Select Draw Rings More Erase C H KMNO4 H*, heat

A: Alkyl substituted benzene ring undergo oxidation with potassium permanganate.

Q: In an explosive chemical reaction, potassium metal reacts with water to form potassium hydroxide, KO...

A: The balanced reaction taking place is given as, => 2 K + 2 H2O → 2 KOH + H2 Given: Mass of K take...

Q: Predict the products of the following acid-base reaction. Identify and label the conjugate acid / ba...

A: Complete the given reaction and identify acid-base pairs ----

Q: 3 attempts left Check my work Enter your answer in the provided box. How many grams of KOH are prese...

A: Given data : Concentration of KOH = 7.39 M Volume of solution = 30.0 mL = 0.03 mL 

Q: Lycopene is non-polar. Explain why? Lycopene is coloured. Comment on the feature in its structure t...

A: Lycopene is an organic compound with chemical formula C40H56 usually found in tomatoes. It is  brigh...

Q: I. Define the following terms: g. Cream h. Lotion i. Cleansing and cold cream

A: A colloid is a mixture is two or more substances mixed together but not chemically combined  They ar...

Q: Calculate the internal energy (in J) of a sample of 5.6 mol of an ideal monoatomic gas at 185°C.

A: The internal energy of an ideal gas is the sum total of all the translational, rotational and vibrat...