Study material: How many grams of NaCI solute must be added to 1 L of solvent to make a solution of 0.5M NaCl FYI: The molecular weight of NaCl is 58.5

Q: solution containing 91.5 g of KCl and has a volume of 187 mL.  Find the molarity of the solution.

A: The question is based on the concept of solutions.   molarity is a method of expressing…

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: ow many milliliters of a 12.0 M HCl solution are needed to prepare 250.0 mL of a 2.50 M HCl solution

A: Molarity: It can be defined as, "Number of moles of the solute dissolved per liter of the solution".…

Q: For all items, observe the number of significant figures. 1) Determine the molar mass of an unknown…

A: Boiling point elevation is related to the molality of the solution by the following formula. Tb-Tbo…

Q: If a solution contains 184 mEq of Na+ per liter, how many milliliters of solution contain 44 mEq of…

A: 184 mEq of Na+ per liter , means 184 Na+ ions present in = 1L of Solution ( As 1 L = 1000 mL )  184…

Q: Reagent nitric acid is 67.42% HNO3 by mass and its molarity is 13.35 M.

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Q: Question: A solution was prepared by dissolving 25 grams of fruit sugar in sufficient quantity of…

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Q: A disinfectant solution is made from 100. g of water, 70. g of isopropanol and 20. g of ethanol.…

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Q: Molarity, M, is defined as Select one: a. moles of solute dissolved in 1 mol of solvent. b. moles of…

A: Here, we have to define the term Molarity. Molarity gives an idea about the concentration of the…

Q: Calculate the boiling point and freezing point of a solution containing 478 g of ethylene glycol in…

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Q: If 100 grams of water is added to the solution making 200 grams , how much solute of KBr is needed…

A: Given:  According to the given graph, the solubility of Kbr solution in 100 g water at 15 oC is…

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: ID: B The molarity of an aqueous solution of NaCl can be defined as- 10. moles of NaCl per liter of…

A: ★ Answer : Correct option is  'a'   ★ Solution : * Concentration :  The measure of the amount of…

Q: How many grams of HF are contained in 350. mL of a .35 M solution of HF? type your answer...

A: Mass of HF can be calculated as follows

Q: What volume of each solution contains 0.12 molmol of KClKCl Express your answer using two…

A: a. Molarity of KCl = 0.247 M Molarity = number of moles (mol)Volume of the solution (L) 0.247 M =…

Q: Calculate the mass percent (m/m) of a Sodium hydroxide solution that has a mass of 72.6 grams and…

A: A numerical problem based on mass percent, which is to be accomplished.

Q: NaCl molecular weight = 58.5 gm. How much solute is needed to make a 0.075% solution in 50 mL?…

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Q: How many liters of solution can be produced from 2.50 moles of solute if a 2.00M solution is needed?

A: Applying formula M= n/V

Q: How many grams of NaCl would be required to create a 12.1 % of a 495 g solution?

A: Given data is as follows: The mass of the solution = 495 g Mass of the NaCl to create 12.1% of 495 g…

Q: 1. Normality is the number of equivalents of solute per liter of solution. II. The equivalent weight…

A: The concentration of a solution can be measured in terms of normality, molarity and molality of the…

Q: How many mL of 1.47 M NaCl are needed to contain 4.0 g of NaCI? Report to nearest 0.1 mL, with no…

A: The number of moles of solute present in 1L of the solution is known as the molarity of the…

Q: 4.How many grams of CaCl2 would be required to create a 4.1 % of a 2122g solution? Numerical…

A: Mass of solution = 2122 g

Q: A high concentrated solution having a volume of 100 liters is mixed by 85% alcohol and 15% gasoline.…

A: This question is based on Percentage Composition by Volume. Volume of component= volume of…

Q: Calculate the molarity of 0.9 moles of MgCl, in 2.6 L of solution. Report your answer with 3 decimal…

A: The molarity of a solution is defined as the number of moles of solute present per liter of…

Q: A hydrochloric acid solution is 25.0% HCl (by mass). If one bottle of this product contains 124 g of…

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Q: Chloraseptic sore throat spray contains 0.35 g of the antiseptic phenol dissolved in 25 mL of…

A: weight/volume percent is given by (w/v)%= mass/volume x 100%

Q: How much NH4Cl is required to prepare 100mL of a solution containing 70mg NH4Cl per mL?

A: A solution is defined as a homogeneous mixture of two or more substances. A solution that consists…

Q: Bleach solution con solute sodium hypochlorite (Naoci). How many grams of are in a 1500.0 grams of…

A: Note: As per our guidelines we are supposed to answer first question. Please repost other question…

Q: Concentration of 7.5 mL Dilution (Use M,V1=M2V2 where M1 = 0.024, V1 = 7.5 mL (why?), V2 = 100 mL)…

A: Consider the given information is as follows; M1 = 0.024              ;                     V1 = 7.5…

Q: How many liters of solution are produced in order to prepare a 0.756 M solution if you have 30.1 g…

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Q: Calculate the molarity of each solution. 55.3 g of C2H6O in 3.1 L of solution Express your answer…

A: Molar mass of C2H6O = 46.07 g/molNumber of mol of C2H6O = given mass / molar mass = 55.3 g /46.07…

Q: How many milliliters of a 5.0 M sucrose solution would be needed to prepare each solution? a. 45 mL…

A: The equation to calculate the unknown values from known are given by M1V1=M2V2 where M is the…

Q: mL

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Q: Percent by Mass percent by mass mass of solute mass of solution - × 100 Percent by mass equals the…

A: Percent by mass = {mass of solute (sucrose)/mass of solution } x 100 9.2 = mass of sucrose x…

Q: How many grams of NaCl is needed to make 236.5 mL of a a 3.04 M solution? Answer to 1 decimal place.

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Q: 1 Finding the number of moles of sodium acetate (NAC2H3O2) in solution A

A: Molarity is defined as number of moles of solute dissolved in 1 L of water. Molarity (M) = moles of…

Q: What is the molarity of 500 mL solution that contains 21.1g of potassium iodine? The molar mass of…

A: Given, Mass of potassium iodine = 21.1 g  Molar mass of potassium iodine = 166 g/mol  Volume of the…

Q: Use the virtual lab to prepare 150.o mL of an iodine solution with a concentration of o.06 g/mL from…

A: Given : Concentration of stock solution = 0.18 g/mL Concentration of final solution = 0.06 g/mL And…

Q: You need to dilute a solution of 3.31 M sulfuric acid. You need the dilute solution to be 0.1 M and…

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Q: Why do you think the dissolving of some salts in water are Exothermic and others are Endothermic?

A: We know that, dissolving of salts in water it is a chemical reaction. When chemical reaction or…

Q: 12.9 grams of K O H are dissolved in 0.28 L of total solution.  What is the molarity?  Round your…

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Q: Show your solution (answer given): How many grams of KBr is required to prepare 150 ml of 2M…

A: Molarity = 2M Volume of solution = 150 mL = 0.15 L Molar mass of KBr = 119 g/mol

Q: Answer the questions for the graph given below. 100 90 NaNO 80 70 60 CaCl 50 Pb(NO3)2 K2 40 NaCl KCI…

A: Explanation given as follows

Q: Calculate the number of grams of caffeine (C8H10N4O2, molar mass = 194.19g/mol) needed to make 0.20L…

A: Molarity (M) of a solution is defined as the number of moles of solute dissolved per volume of the…

Q: molarity

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Q: A 20% antifreeze solution is to be mixed with a 50% antifreeze solution to get 6 liters of a 30%…

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Q: grams of calcium chloride must have been added to make 100.0 mL of 4.5 Eq/LCa2+ solution?

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Q: A 500 mL jar of solution contains 35 g of iodine and 65 g of potassium. Round your final answer to 1…

A: Given that , 500 mL jar of solution contains 35 g of iodine and 65 g of potassium.  We need to find…

Q: Household laundry bleach is a dilute solution of sodium hypochlorite (NaCIO) mixed with water. How…

A: Sodium hypochlorite (NaClO) has molar mass of 74.44 g/mol . And volume of solution given is 1.5…

Q: How many milliliters of a 0.350M KOH solution contain 0.0171mol of KOH?

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