The following addition reaction proceeds by a radical chain mechanism. Draw the radical intermediate formed in the first propagation step. CH3 HBr (PhCO2)2 CH3 Br &

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

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Q: In a titration, it took 20.18 mL of 0.40 M NAOH to neutralize 10.00 mL of the HCI. What is the…

A:

Q: How to Calculate freezing points andboiling points for solutions

A: Calculatetion of Freezing point and boiling point.

Q: The image above shows a student mixing two chemicals. Is she following safe laboratory practices?…

A: We are given an image of a girl mixing two chemicals:

Q: given the molar mass of of compound A as 327.34g/mol and the mass being 0.016g. calculate the…

A: Given that, the molar mass of compound A as 327.34 g/mol. The mass of the compound A is m = 0.016 g.…

Q: When mixing 40 mg of a medication in 100 ml total solution, the resulting strength

A: When mixing 40 mg of a medication in 100 ml total solution, the resulting strength is ..?

Q: 73.33.5ml of 0.9998N NaOH was used in the titration of 50m! HCI solution. Calculate the normality. 3

A: In this question, we will determine the normality of HCl.  You can see the details calculation…

Q: 40.00 mL of unknown calcium hydroxide solution is titrated with 0.400 M standard nitric acid…

A:

Q: Experiment 5 Determination of the purity of KHP sample. The purity of KHP was determined by first…

A: Number of mols = concentration in M × volume in L Weight = number of mols × molecular weight

Q: The following volumes of 0.000300 M SCN- are diluted to 15.00 mL. Determine the concentration of…

A: Concentration of diluted SCN-1 can be calculated by using formulaM1V1 = M2V2Where M1 & V1 is the…

Q: 2) How many milligrams of MgSO4 are required to prepare 43 mL of a 1.60 mM solution?

A: Molarity (M) of a solution is defined as the number of moles of solute present in the 1.0 liter of…

Q: Why does grinding solid crystals increase the rate of dissolving of a solid solute in water?

A: A solution is a homogeneous mixture of solute and solvent. where solute in a small quantity and…

Q: A mixture has thre components. The percentage of sand was determined to be 26.04%, the percentage of…

A:

Q: A 0.01 m solution of a weak electrolyte ionizes into 4 ions freezes at -0.062C. What is the apparent…

A: Solution is made up of two components which are solute and solvent. Solute is present in the minor…

Q: analysis

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Q: the weight percent of HCl in the solution Weight percent %

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Q: Supply the correct word/s that complete/s the sentence: “In distilling a mixture of two miscible…

A: Distillation is the process by which liquid mixtures are separated based on the difference in their…

Q: trial molarity of Hci molarity of NaOH volume of HCI volume of NaOH 1 1M 2M 200mL 200mL 2 1M 1M…

A: Limiting reagent is the species which present in lesser amount and get completely consumed during a…

Q: Spectroscopy: Determination of Concentration Using Beer's Law

A: As per the graph, the equation for line is given to be: A=1.9246 (concentration)-0.0151

Q: It is required to prepare 300.0 ml of 0.3375 Ma calcium acetate solution for which two bottles with…

A: Answer : mole  = concentration  * volume / 1000 mole of calcium acetate in final solution  =…

Q: How can dilution can sometimes affect the conductivity in solutions

A: On dilution, the equivalent conductivity and the molar conductivity increases. This is because the…

Q: 0.500 grams of potassium iodate and excess of KI was titrated with 100.0 mL of thiosulfate solution…

A: The balanced chemical equation for the reaction is: IO3- + 5I- + 6H+ → 3I2 + 3H2O From the equation,…

Q: Write a step-by- step procedure for the preparation of 500 mL of .350 M LiNO3 solution. You will…

A: Given:Volume of the desired solution = 500 mLMolarity = 0 .350 M

Q: Write a charge balance for a solution containing sodium chloride and formic acid.

A: The dissociation and the charge balanced equation is as given below:

Q: When mixing 40 mg of a medication in 100 ml total solution, the resulting strength is ..?

A:

Q: Suppose i want to manufacture a 250 ml hand wash ,for this what is the working formulae?  Please…

A: To manufacture a 250 ml hand wash, you will need the following ingredients and…

Q: Mass of H2C2O4•2H2O = 1.3245 grams  Molar Mass of H2C2O4•2H2O = 126.07 Volume of H2C2O4•2H2O…

A:

Q: IMFA of water and sodium chloride

A: Matter exists in 3 different physical states, namely solid, liquid and gaseous states. The 3 states…

Q: A liter of 1/3 NS is to be prepared from 0.9% concentrated sodium chloride solution and sterile…

A:

Q: Solution used to remove the white, hard to remove, substance that sometimes appears on sinks and…

A: Scale is the accumulation of minerals over time on a surface which leaves white or gray deposits.

Q: E of acetylsalicylic acid in the tablets.

A:

Q: What goal is accomplished by standardizing  solutions?

A: Standard solution is made from a solute of known amount to prepare a solution of known…

Q: What is the difference between strong and weak electrolytes? What is the difference between strong…

A: To find: The difference between strong and weak electrolytes and the difference between strong and…

Q: Q/ Mohr's method uses the potassium chromate indicator and this indicator makes the equivalent point…

A: The question is based on the concept of titrations. we have been given mass of barium Chloride…

Q: The volume required from (12N) HCl to prepare dilute solution(0.6 N), (100ml) is

A: the answer is follows as :

Q: A pure dilute solution of sodium in liquid ammonia exibits electrical conductivity . Why?

A: Electrical conductivity is due to the motion of electron. Ionic substances dissolve in water and…

Q: Give typed full explanation  A physician orders a liter of half-strength Dakin's solution. On hand…

A: Given that, a physician order one litre of half-strength Dakin's solution. The initial strength of…

Q: Match the following terms to their definitions: Aqueous solution, cation, centrifuge, decant, flame…

A: The solution is given below -

Q: FOR QUESTIONS 1-3: Given the following table, answer the questions below. Table 1: Solubility values…

A:

Q: (1)Titration process also known as a :volumetric analysis, because

A: Titration is defined as a common lab method which is used for quantitative chemical analysis in…

Q: If the initial volume reading for the second titration was 0.76 mL and the final volume reading was…

A: Interpretation-  To determine the volume of iodine solution which is used in the second titration (…

Q: True or False Electrolytes can affect the vapor pressure of the solvent by lowering it.

A:

Q: What is the dilution factor for Sample 1 if 20 µL of extract is added to 980 µL distilled water?…

A: The dilution factor of the given extract solution is as follows.