Given: 2KI +Pb(NO3)2 --> PbI2 + 2KNO3.  How many grams of lead (II) iodide are produced if 0.250 moles of potassium iodide react completely? Group of answer choices 0.125 g 0.250 g 57.6 g 115 g

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A: Molarity of the solution is defined as the mole of solute, which is dissolved in the per (L) liter…

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A: Given Values: Km=2 mMk2=2.8×104 s-1V=3.49 M/secET=0.34 mM = 0.34×10-3 M

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A: Amino acids are monomers that make up peptides. Amino acids found in proteins are α-amino acids.…

Q: In a neutral solution, the [H] is : O 1.0x10-14M zero 1.0×107M 1.0x10-7M

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Q: What is the concentration of B expressed in terms of A if the Kd is 33.0 uM, and the concentration…

A: Information of question

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A: Solution:Molarity = Number of moles / Volume of solution in L  So,  Molarity of Cu2+ = 5 x 10-3 mol…

Q: What mass of potassium nitrate KNO3 should be added to 255 g of water to prepare a 15% (m/m)…

A: Potassium nitrate is a chemical compound with the chemical formula KNO3. It is an ionic salt of…

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A: Asked : Question related to the shown titration curve x,y represent Volume of KOH, pH of solution…

Q: Draw an approximate titration curve of glycine. Label the approximate isoelectric point of the…

A: A titration curve is a graphical representation of the pH of a solution as a function of the volume…

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Q: What is the isoelectric point of HPY? 5.70 6.15 6.875 7.60 8.05

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Q: The standard enthalpy of formation of ammonia at 25°C is -46.3 kJ/mol. Estimate the N-H bond…

A: Step 1: Step 2: Step 3: Step 4:

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Q: 75 mL of 0.300 mol/L sodium phosphate solution is combined with 67.5 mL of  0.350 mol/L calcium…

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Q: Calculate the concentration of Y4-ion in 0.0100 M EDTA solution at pH 6. α4 = 2.2 x 10-5 for pH 6.

A: Introduction Fraction of EDTA in the form of Y4- is given as αY4-= [Y4-][EDTA]

Q: A 0.578-g saltwater sample was titrated with 1.864 g AgNO3 solution to reach the endpoint of the…

A: AgNO3 and saltwater titration Weight of AgNO3 = 5g  In 100 ml water solution is made. 1.864 g AgNO3…

Q: The isoelectric point of eIF4a is 5.02. Students are given a sample of cell lysate containing eIF4A…

A: Ion Exchange Chromatography (IEC) is a chromatography technique whose ability to separate analytes…

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A: The concentration of a solution is expressed in terms of the ratio of the amount of solute present…

Q: None

A: This is an example of of common ion effect on solubility.Known and Given:Solubility product of…

Q: The order is for Dilantin 200 mg, PO, qd. You have on hand Dilantin 250 mg per 5 ml. How many…

A: To calculate the required milliliters, we need to use the following formula: (Number of milligrams…

Q: The Ksp values of silver chromate Ag2CrO4 and silver iodate Ag(IO3) are given below.…

A: Given :                               Ag2CrO4                            Ag(IO3) Ksp…

Q: Two solutions, 250.0 mL of 1.00 M CaCl2(aq) and 250.0 mL of 1.00 M K2SO4(aq), are combined, and the…

A: CaCl2 + K2CO3 ---> CaCO3 + 2KCl Heat capacity-1.25kJ/degree Heat released= 1.25×2.40=3kJ…

Q: B. You will need approximately 1 ml of the 100 µg/ml bromophenol blue (which is your most…

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Q: A 100.0 mL sample of 0.200 M aqueous hydrochloric acid is added to 100.0 ml of 0.200 M aqueous…

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Q: The solubility product of a metal hydroxide M(OH)2 is 8.65 × 10-6.  What is the molar solubility of…

A: Ionic molecules are formed by the loss and gain of electrons to form respective positive and…

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Q: Discuss the suitability of bromocresol green and thymol blue (2nd change only) for use as indicators…

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A: a. Here HC2H3O2 is acid and conjugate base is  C2H3O2-Also,  H2O is base and conjugate acid is  H3O+…

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Q: Shown below is the titration curve for phosphoric acid. At what pH is the solution entirely in the…

A: It is a clear colourless liquid,having no odour and transparent. It is a weak acid and contains one…