Directions: Read and analyze the following questions and compute for what is unknown in the given problem. Show complete solution by stating the given and unknown, and show the process from writing the formula to unit conversion (if applicable). 1. Suppose you added 4.0 moles of sugar to 10.0 L of solution. Calculate the molar concentration of the solution. 2. A sample of water taken from a nearby lake is found to have 0.0035 mol of salt in a 100mL solution. Determine the molar concentration of the solution in the lake. 3. You dissolve 30.0g of sodium sulfate (NazSO4(s) into 300mL of water. Calculate the molar concentration of the solution.

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Q: One liter of 25% solution is mixed with 3 liters of a 40% solution.What is the percentage of sugar…

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Q: How many grams of CaCl2 are needed to make 330 mL of a 7.55 M solution?  Answer to 1 decimal place…

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A: The mass of potassium chloride (solute) dissolved in 100 mL of the solution is known as the percent…

Q: You have 25,00 of a 0.1000 M sugar solution. How much water must be added to make a 0.01789 M…

A: Given, M1 = 0.01789 M M2 = 0.1000 M V2 = 25.00mL

Q: Part A The forensic technician at a crime scene has just prepared a luminol stock solution by adding…

A: In this question, we want to determine the Molarity of the luminol Solution.  You can see details…

Q: Calculate the molarity of the solution when 0.010 moles of NAOH is contained within 0.035 Lof…

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Q: You have a stock solution of 9.00 M nitric acid. How many mL of the stock solution would you need to…

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Q: Figure 1 shows the boiling point-composition diagram of compound X and water 120 835 1 130 205 H 30…

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Q: If 21 mL of 1.0 M NH4Cl is used what volume does it need to be diluted to in order to make a 0.12 M…

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Q: 0.900 L of solution contains 0.013 moles of NHANO3. Calculate the molarity of the solution. In the…

A: The molarity, MNH4NO3, of the solution is calculated as shown below where V is the volume of the…

Q: How many grams of NaCl do you need to make a 125 mL of a 1.20 M solution? Place final answer in the…

A: Dear student since you have asked multiple questions but according to guidelines we will solve 1st…

Q: a sugar cube is stirred into a cup of warm water until dissolves, forming sugar water. what is the…

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Q: What volume of water do you need to add to 42.7 mL of a 0.600 M methanol solution in order to create…

A: Ans given as follows

Q: Calculate the molarity of the solution when 14 mL of solution contains 0.128 g of ammonium…

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Q: What are solute and solvent ?

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Q: What conversion factor (similar to molar mass) would allow us to convert between moles of solute and…

A: The number of moles of a particular solute in the given solution is termed as molarity of the…

Q: How many moles of nitric acid are present in 35.0 mL of a 2.20 M solution?

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Q: Calculate the molarity and the mass-volume percent solution obtained by dissolving 107.9g H3PO4 into…

A: Given: Mass of H3PO4 = 107.9 g The volume of the solution = 649 mL Standard data: The molar mass…

Q: How much sodium phosphate in grams should be added to the solution to completely precipitate all of…

A: To solve this problem we have write the balanced chemical equation involved in that process.  The…

Q: A 1M NaOH solution must be prepared, using 40 g of sodium hydroxide to that end. Up to which volume…

A: Given : Mass of sodium hydroxide i.e NaOH = 40 g And concentration of NaOH = 1 M

Q: Consider a glass of sweetened iced tea as shown below for this questions. Identify the component…

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Q: Part A The forensic technician at a crime scene has just prepared a luminol stock solution by adding…

A: Mass of luminol = 19 g Volume of solution = 75 ml

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Q: A 50/50 blend of engine coolant and water (by volume) is usually used in an automobile's engine…

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Q: What is the mass of 21% alcohol solution is needed to provide 18g of alcohol?

A: Given :-  %w/w of solution = 21% Mass of alcohol = 18 g  To be calculated :-  Mass of alcohol…

Q: What volume of the stook solution (Part A) would contain the number of moles present in the diluted…

A: Mass of Luminol = 19.0 g Molar Mass of Luminol = 177.16 g/mole Moles of Luminol =Mass of luminol /…

Q: A 100.0 mL sample of a 0.500 M solution is diluted to a total volume of 250.0 mL. What is the final…

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Q: A glucose solution is frequently used as an intravenous (IV) solution to supply hydration and/or…

A: We have to calculate the volume of glucose used.

Q: How many grams of a solution that is 5.2 % sucrose by mass are needed to obtain 18 g of sucrose

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Q: Calculate the molarity of the NaCl solution when 43.8 g of NaCl is dissolved in 100 mL of water.…

A: The Answer to the following question is:

Q: What mass of phosphoric acid is needed to react with 102 ml of 3.1 M calcium hydroxide? Please…

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Q: A 50/50 blend of engine coolant and water (by volume) is usually used in an automobile's engine…

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Q: An aqueous solution that is 18% by mass sodium chloride is prepared with 40 g of water.  What mass…

A: Given that, % by mass sodium chloride = 18% Mass of water = 40 g

Q: Part A The forensic technician at a crime scene has just prepared a luminol stock solution by adding…

A: Given: The mass of luminol in the solution = 12.0 g The volume of H2O added = 75.0 mL We have to…

Q: What is the concentration of a solution formed by diluting 24.03mL of a 6.11M glucose solution to…

A:

Q: Calculate the molarity for a solution containing 0.34 moles of NaNO3 dissolved in 0.5 liter of…

A: Moles if NaNO3 = 0.34 moles Volume of Solution = 0.5 L  Molarity = ?

Q: Choose the letter/s that applies: In analyzing the computation of Dilution formula equations, the…

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Q: Calculate the molarity of the solution when 0.030 moles of NaOH is contained within 5.9 L of…

A: Molarity of a solution can be determined by dividing the number of moles of solute by the total…