What is the mass used in each reactant to create stock solution Reactant #1 Potassium carbonate - [0.200 M] Molar mass = 147.01 g/mol Reactant #2 Calcium chloride dihydrate = [0.220 M] Molar mass = 138.21 g/mol And we need to make 20 mL of each Equation / formula you can use: C= n/v n=cxvx molar mass

Q: 2. Consider the reaction that occurs when a CIO2 solution and a solution containing hydroxide ions…

A: Given :-  The given reaction is  2ClO2 (aq) + 2OH- (aq) → ClO3- (aq) + ClO2- (g) + H2O (l)  The…

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Q: Synthesis 1: Br Synthesis 2:

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Q: . How many liters are required to obtain 0.182 moles of NaNO3 from a 0.824 M NaNO3 solution?

A: Given that:  Moles of NaNO3 = 0.182 moles Concentration of NaNO3 solution = 0.824M

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A: Plasma Osmolality

Q: 11) Which of the following reagents should be used to convert 3-octyne to (E)-3-octene? A) Na, NH3…

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A: Ideal gases have no intermolecular force of attraction.

Q: 13. Assuming ideal behavior, which the following aqueous solutions should have the LOWEST freezing…

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Q: The work function for silver is about 3.5 eV. What is the energy in joules for the work function?…

A: To convert the work function from eV to joules, we use the conversion factor 1 eV = 1.602 x 10-19 J

Q: Draw the structure of Ser from the most protonated to the least protonated form.

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Q: N2O4 is planar. Show that it possesses three planes of symmetry.

A: We would draw structure of N2O4 and show plane which pass symmetrically .

Q: 16) Which of the following will give 2-methyl-1-butene as the only alkene product on treatment with…

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Q: 1. Which color is produced when egg albumin is treated with NaOH and diluted CuSO4 solution? A.…

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Q: Chiorine exists in natute aga mixture ot stable isotopes ,cl-35 and ct-37:74 the atomic magg of…

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Q: At what position, and on what ring, would you expect the following substance to undergo…

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Q: What is the molality of a 60.5% by mass of nitric acid, HNO3 solution?

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Q: 27% oleum solution is equivalent to a solution that is _______ % SO3 and _______ % H2SO4.

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Q: Why do Iodine crystals cause carbon tetrachloride solutions to change its colors? And why it (iodine…

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Q: 5. Draw the all possible resonance structures for each of the following molecules or ions. Remember…

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Q: Determine the EA for the rate-determining step (step 1) for this reaction coordinate diagram, in kJ.…

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Q: 7. At 25 °C, 0.0010 M NH4OH has a conductivity of 3.40 x 10-³ Sm¹¹. Given (in Sm²mol-¹): A, (NH4CI)…

A: In this we would use dissociation equation of NH4OH to calculate Kb.

Q: 4. The americium isotope Am is unstable and emits a 5.538 MeV alpha particle. The atomic mass of Am…

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Q: A sample of oxygen has a volume of 4.68 L at a pressure of 1520 mm Hg. What would be the pressure of…

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Q: The hydrogen ion concentration ([H+]) of a solution is  3.56 × 10-14 mol/L. What is its pH

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Q: Draw a stepwise detailed reaction mechanism for the following reaction. HO + CgHsCHO H20 + `OH

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Q: Draw and name compounds that meet the following descriptions: a. Two primary, 2 secondary, and 2…

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Q: QUESTION 3 A 500 mL solution contains 0.00375 mole of hydrazine, N₂H4. The pH value of the solution…

A: molarity is defined as number of moles of solute divide by volume of solution

Q: Determine if the following reaction is spontaneous at 298K Enthalpy = -269.3kJ/Mol Entropy =…

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Q: 34. Given the initial rate data for the reaction A + B C, determine the rate expression for the…

A: A + B ---> C ∆C/∆t = K [A]m[B]n .............(*) K= rate constant m= order with respect to A . n=…

Q: 7. Which of the following statements is true for a reaction with the equilibrium constant K,=7.6 x…

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Q: K,CO3 (aq) + CaCl, (aq) → CaCO, (s) + 2 KCI (aq) 2

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Q: QUESTION 14 Consider the reaction scheme below. Compound E PBr3 KMnO4/ H* + HCN Compound A Compound…

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Q: 1. Write a complete mechanism for the reaction shown below. Show all steps and electron- pushing…

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Q: 2. Calculate the Molarity of 0.917 mole of NaCl in 0.500 L of solution.

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Q: The Ksp of CaCO3 at a certain temperature is given to be 7.3 × 10-9. What is the molar solubility…

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Q: 3. According to the following reaction, if the rate of appearance of Cl is 4.00 x 10° M/s, what is…

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Q: 1. Given the following potential energy diagram for the reaction X + Y ---> Z + R The arrow "d"…

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Q: Determine the molarity of a solution containing 2.40 g of NaCl in 40.0 mL of solution.

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Q: Give the balanced chemical equation of the following reaction. Al203 + Cr203

A: The balanced equation is given below

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Q: What is reverse-phase ion-pairing chromatography?

A: This is an more efficient Technique in which counter ions of solute particles are used .