PROBLEMS: Complete the following problems (SHOW YOUR WORK) Follow significant figure convention. 4. What volume of a 2.00% potassium iodide solution is needed to make 2,000 mL of a 0.05% working solution. a. Calculation

Q: Calculate the final concentration in %(m/v)

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Q: What is the molarity of a sodium chloride solution that contains 0.29 moles dissolved in a 0.75…

A: Molarity (M) is the unit of concentration of a solution, and its unit is mol/L. It is defined by the…

Q: /hat is the molarity of a solution made with 6.86 g of KOH (56.1 g/mol) in a total volume of 600.…

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Q: Learning Task 6 & 7 Problem Solving p. 41 Learning Task 6: An acid solution contains 18 kg of water…

A: Answer to both the questions are given below.

Q: A student makes a standard solution of potassium hydroxide by adding 14.555g to 500.0mL of water.…

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

Q: Calculate the problem below, write the full solution, and box the final answer.

A: Mass of water = 65g Boiling point of pure water,∆T°b   = 100°C Boiling point of solution, ∆Tb =…

Q: 3.How many grams of LiOH would be used to make a 1.50 M solution that has a volume

A: Molarity of LiOH = 1.50 M Volume of LiOH = 1.00 L As we know, Molarity(M ) = Moles/V(L) So, moles  =…

Q: Analysis of unknown sample. Find the molarity of NaOH (M) using the given values below. Show your…

A: Molarity of the standardized HCl solution used for the titration of the unknown sample = 0.1090 M

Q: What is the molarity (in mole/L) of a glucose solution made from mixing 50.8 grams of glucose (molar…

A: Molarity = number of moles dissolved per litre of solution.  Moles = given mass/ molar mass

Q: Question 2 Solution 1: 2 mL of 1.50 M A is combined with 18 mL water. Solution 2: 5 mL of solution 1…

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Q: Using Dimensional Analysis show all work to calculate the mass of a solution prepared from 100 mL DI…

A: Mass of solution = mass of water + mass of NaCl

Q: Y Part A You have prepared a saturated solution of X at 20 °C using 43.0 8 of water. How much more…

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Q: 0.119 (measured) 3) Molarity of final unknown solution (calculated from calibration curve) M.

A: The slope-intercept form of line is y = mx + c, here, m = slope of the line and c = y-intercept. The…

Q: Part A What is the final concentration of potassium permanganate when 250.mL of a 5.250x10-2M…

A: whenever we mix 2 solutions of same solute, The final concentration is given by  concentration final…

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

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

Q: need the the step by step solution     What is the volume in cubic meter of a 2 pound water?

A: Now here we need to do the unit conversion that is from pounds to cubic meter  Now  1 pound =…

Q: 7. Compute for the % mass or weight salt solution by mixing 622g of NaCl with 1.86 liters of H20.…

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Q: WHAT AMOUNT OF SOLUTE AND SOLVENT IS IN A 20 GALLONS SOLUTION CONTAINING 5% SULFURIC ACID?

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Q: Calculate the solution volume in liters of a 4.78 M solution containing 0.95 moles of solute. Do…

A: Given : molarity = 4.78 M              Moles = 0.95 mol Molarity = moles ÷ volume

Q: Pick an appropriate solvent(s) from table to dissolve each of the following substances. Common Polar…

A: A particular dissolves in a solvent based on its properties.

Q: Hydrochloric Acid USP is a 36% w/w solution of HCI in water. It has a SG=18. How many milliliters of…

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Q: Compute the mass of KI needed to prepare 500 mL of a 0.750 M solution. Show your work.

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Q: How many grams of X2Y (MW = 57.58) is needed to prepare 410 mL of 0.187 M solution ? Answer in 2…

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Q: please show the work, i dont know where im going wrong in my calculations

A: The units you have selected is incorrect.  The units of mass should be g and not mL Also you have…

Q: QI- Find the salt concentration in tank B as shown below Tank A cubic Qin =0.1 m3/s fresh water salt…

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Q: 5) How many sulfate ions are in a solution when 30.00 ml of 18.4 M sulfuric acid is diluted with…

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Q: 3.How many grams of LiOH would be used to make a 1.50 M solution that hsa a volume of 1.00 L?…

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Q: Part A What would the concentration of the resulting glucose solution be if 333 mL of a 30 % (m/v)…

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Q: 1. Using the freezing point of the solutions and the freezing point of the pure solvent, calculate…

A: To determine the molar mass of the solute for the run 2-5 in part A and calculate the percentage…

Q: 10. Challenge Question: Exactly 16.0 mL of a solution A is diluted to 300 mL, resulting in a new…

A: Number of moles of a chemical compound is used to measure the amount of the compound in a solution…

Q: Concentration of diluted asprin solution (M2). Show calculations below using equartion from Beer's…

A: A question based on mole concept that is to be accomplished.

Q: Calculate the volume in liters of a 3.20 M KCl solution to obtain 0.25 mol of KCl. Express your…

A: given, the molarity of the solution = 3.20 M moles of KCl = 0.25 mole

Q: Make the following solution isotonic with respect to membrane. Provided that you have isotonic…

A: Given: weight of drug(Phenacaine) = 0.06 g  NaCl equivalent of the drug (E) = 0.02 Volume of sterile…

Q: To make a 2.0M solution, on could take 2.00 moles of solute and add... A) 1.00L of solvent  B)…

A: 2.0 M solution means that 2.0 moles of solute is added to a solution of 1 L.

Q: Calculate the volume in milliliters of 15 % (m/v) NaF solution that contains 2.5 g of NaF. Express…

A:

Q: Problem 1

A: The molarity of a solution is the ratio of number of moles of a substance to the volume of solution…

Q: a report with the aim to standardize a solution

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Q: Listen How many liters of solution are needed to make 0.70 M solution containing 2.88 grams of…

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Q: How many grams of KOH are in 40.0 g of solution containing 5.40% KOH?

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Q: Part A 65 g of Na,SO, in 265 mL of Na SO, solution Give your answer to two significant figures.…

A: From given data we can easily find molarity as:

Q: What would be the Boiling point of a solution when 20g of NaCl is dissolved in 200 g of water using…

A: Given data is as follows: The mass of NaCl = 20 g The mass of water = 200 g The boiling point of…

Q: Calculate the mass percent of a vinegar solution with a total mass of 95.53 g that contains 2.20 g…

A: Mass percent is defined as 100 times the ratio between mass of solute and total mass of solution.

Q: Answer the following and show the complete solution and formula used:

A: The answer is 2400 litres

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.

Q: Determine the molarity of a solution with a volume of 479. mL and 0.540 mol of solute dissolved.…

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

Q: STARTING AMOUNT X What is the molarity of an aqueous solution that contains 0.0720 g C₂H4O₂ per gram…

A: Attached below is the image which contains the explanation as well as the answer in the format you…

Q: Calculate the solution volume in mililiters of a 9.85 M solution containing 0.65 moles of solute.…

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Q: Prepare 300ml of a 2M solution form 12M CuSO4 stock. Put into M1V1=M2V2 equation and solve.

A: Molarity is used to denote the concentration of the solution. The concentration of a particular type…

Q: A saturated solution known to contain 60 g of solute per 200 grams of solvent. If 30 g of the solute…

A: A saturated solution known to contain 60 g of solute per 200 grams of solvent. If 30 g of the solute…