Activity 5: Describe the preparation of a. 600 ml of 5.87% (w/v) aqueous glycerol (C,H,OH,46.1 g/mol) b. 600 g of 5.87% (w/w) aqueous ethanol

Q: 5. *A 5.00L of water sample is found to have a concentration of 0.000243 M in MgCO,. What is the…

A: Concentration in g/L = Molarity x MW Concentration in ppm = 1000 x concentration in g/L  Molarity of…

Q: t was suspected that a certain fish contains Hg due to bioaccumulation. 5.00 g of fish meat after…

A: Volume of solution = 0.100 L concentration of Hg in solution = 45.0 ppm Mass of fish meat = 5.00 g…

Q: 4. If 24g of AgNO3 is dissolved in acetone C3H60 to make 3L solution. What is its normality? MW- Ag:…

A: Normality: The number of grams equivalent of the solute dissolved in 1 L of the solution is known as…

Q: Homework: Find the molarity of solution of HCI that has a density of 1.19 g/mL and contains 37.0…

A: Molarity = Moles of soluteVolume of the solution in L

Q: How many grams of KCl solute would be needed to prepare 250. mL of 0.100 M solution? a. 7.46 b.…

A: From given molarity and volume first determine the moles of KCl.

Q: Amalytical Chemistry Lecture 2 Q5- Calculate the number of grams of solute in: a - 1 L of 0.2 N…

A: The question is based on the concept of solutions. we have been given 2 solutions. we need to…

Q: A solution containing 18g of solute dissolved in 200 g of water has a boiling point of 101.5 °C.…

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Q: What is the solubility, in g solute/100 g H2O, if 10.356 g of a compound was dissolved in 8.98 g of…

A: Solubility can be expressed as mass of substance (m) per unit volume  (V) or per unit mass of…

Q: The directions for using epsom salts in a bath say to add 105 grams of Mg50, 7H0 per liter of water.…

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Q: How much diluent is needed to prepare 1L of 2.5 M solution of KCI if the available stock solution is…

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Q: A solution contains 6 umol Na,SO, in 284 ml. How many ppm Na" does it contain? A.W Na-23 S-32 0-16…

A: The question is based on the concepts of solutions. we have been given number of moles of solute. We…

Q: 23. What is the concentration (by mass) of the solute in a 25 °C solution prepared by dissolving…

A: According to question  No. Of moles = 2.50× 10-7  Volume = 1L  So, Molarity = no. Of moles/Volume(L)…

Q: 3)Find the number of mg Na:CO: (FW = 106 g/mol) required to prepare 500 mL of 9.20 ppm Na solution.

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Q: Homework: Find the molarity of solution of HCl that has a density of 1.19 gimiL and contains 37.0…

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Q: 1.W: 1- A solution of KCI (its volume =500 mL) contains 7.45 ppm KCl. Calculate its Holarity and…

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Q: H.W: 1- A solution of KCl (its volume =500 mL) contains 7.45 ppm KCI Calculate Molarity and…

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Q: How many grams of Ca3(P04)2 will dissolve in a) 2.0 L of pure water? b) 500 mL of 1.0M Ca(NO3)2? Ksp…

A: (a) The dissociation reaction of calcium phosphate is written below.Ca3(PO4)2 → 3Ca2+ + 2PO43-Assume…

Q: ) A sample with mass of 2.6g contains 3.6 µg of zinc; calculate the concentration of zinc in ppm? 8)…

A: Q7)                                                         Mass of sample = 2.6 g…

Q: What is the mass in milligrams of salute in: a) 500 mmol of Mg0. b) 2.92 L of 4.76 x 10-3 M H202. c)…

A: Solute : which is dissolved in the solution. Molarity = no. of moles per unit volume   Also, 1 g =…

Q: )Calculate the concentration in % (m/v) of 100.0 g of NaNO3 dissolved in water for a final volume of…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: How many gram of CaC204 (128 g/mol) will dissolve in one litre of water to give a saturated…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: 3. Which of the following statement/s is/are correct? 1. 3.00 N H2SO4 is equivalent to 6.00M H2SO4.…

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Q: Sorry the image might be blurry. The questions says, "what is the solubility of silver nitrate if…

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Q: 2.) What ppm of NaCl present in 0.05% by mass in 99.95 mL saline solution. a. Find the mass of…

A: Given: Weight of NaCl = 0.05% by mass Volume of NaCl = 99.95 mL Molarity of sulphuric acid = 0.48 M…

Q: An alcoholic drink contains methanol (CH3OH; density of 0.792 g/mL), in which at high dosage, is…

A: Given that, an alcoholic drink contains methanol (CH3OH: density of 0.792 g/mL), in which at high…

Q: 3. How much bagoong (fish paste) in grams will you add to 1.5 kg mixed vegetables to be able to come…

A: The answer is 642.85gm not 300 gm

Q: How would you prepare 1.10 L of a 0.40-M solution of each of the following? 1. H2SO4from…

A: NOTE - As per our company guideline we can answer only 3 sub parts. kindly repost the question…

Q: ii) What is the concentration in ppb of lead in a chemical spill, if there is 0.030 mg in 1.6kg of…

A: Since you have posted multiple questions, we will answer only one question( the first one) for you.…

Q: 1 How many moles of solute are present in 35.0 M KNO3? 1.2 What is the concentration in percent by…

A: Since you have posted a question with multiple subparts, we will solve the first three subparts for…

Q: On average, the concentration of caffeine in drip coffee is about 0.010 g per 28 mL and in espresso…

A: The mass of solute (in gram) present in 100mL of the solution is known as the m/v percent…

Q: 1) The boiling point of chloroform, CHCl3, is 61.700 °C at 1 atmosphere. Kb(chloroform) = 3.67 °C/m…

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Q: H.W: 1- A solution of KCl (its volume =500 mL) contains 7.45 ppm KCl. Calculate its Molarity and…

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Q: 10. A solution was prepared by dissolving 5.76 g of KCI MgCl2.6H2O (277.85 g/mol) in sufficient…

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Q: How many mL of 0.547 M HNO3 are needed to dissolve 5.63 g of MgCO3?

A: Given :- mass of MgCO3 = 5.63 g  Molar concentration of HNO3 solution = 0.547 mol/L  To calculate :-…

Q: 12. The Environmental Protection Agency limit for nitrates in drinking water samples is 10.0 ppm…

A: Given: Concentration of nitrates in drinking water (EPA Standard) = 10 ppm Concentration of nitrates…

Q: Dioxin is considered to be poisonous in concentrations above 2 ppb. If the lake containing 1 x 107 L…

A: Poisonous concentration = 2 ppb above We know 1ppb = 10-6 g/L Find concentration of dioxin (in g/L):

Q: 3. The Maximum Acceptable Concentration (MAC) of Pb in drinking water is 10 ppb. If a sample has…

A: The concentration in terms of molarity is defined as the ratio of the amount in moles of the solute…

Q: 29. If 123 mL of a 1.1 M glucose solution is diluted to 500.0 mL, what is the molarity of the…

A: Given data: 123 mL of 1.1 M glucose solution Volume of diluted solution 500 mL

Q: 4. What weight (in grams) of lactose (C12H22O11, MW= 342 g/mole) is required to prepare each of the…

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Q: What volume of 0.10 M NAOH is required to neutralize 45.0 ml of 0.8M hydroiodic acid, HI? A. 36 mL…

A: given:  Molarity of NaOH=0.10M Molarity of HI=0.8M Volume of HI=45ml   To find: The Volume of NaOH

Q: Find the final concentration of ethanol as a percent (v/v) when 30 mL of ethanol 50 % (v/v), 60 mL…

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Q: 12. a. What is the molarity of a solution made by mixing 125 mL of 5.00 M H3PO4 with 325 mL H2O? b.…

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Q: What is the solubility of Cd3(POa)2 in water? (Ksp of Cd3(PO4)2 is 2.5 x 10-39)

A: The mathematical expression for solubility (s) or molar solubility of Cd3(PO4)2 is shown below.…

Q: 12. a. What is the molarity of a solution made by mixing 125 mL of 5.00 M H3PO4 with 325 mL H2O? b.…

A: • Molarity = No. of moles of solutevolume of solution (L)• No. of moles = molarity ×volume (L)• 1 L…

Q: 5) How is 4mL of 50mM NaCl solution be prepared from a 2M NaCl stock? Do not forget to include a…

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Q: Note: MW of NaOH0 g/mole Prepare 0.08 M (Molary) of NaOH in (1 L) distilled water. (How many grams…

A: Molarity is a concentration term for a solution. The molarity of a given solution is defined as the…

Q: Bennt yd 9gOOUP 75. How many liters of a 0.500 M sucrose (C12H22011) solution contain 1.5 kg of…

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Q: Question attached

A: Molarity of the solution is equal to the mass of solute present in one litre of solution. Write the…

Q: A solution containing 3 g of organic solute and 175 g of water freezes at -0.30 0C. Find the MM of…

A: The given data contains, Freezing point=-0.30°C mass of solute = 3 g. mass of solvent = 175 g.