How many grams of CaCl2 (OR C a Cl2) would be required to prepare a 1.139 M solution with a volume of 531.00 mL? Do not type units with your answer.

Q: The number of grams of LiI (lithium iodide) present in 2.86 L of a 0.215 M LiI solution is:   a…

A: Volume of LiI solution = 2.86 L Molarity of solution = 0.215 M

Q: A concentrated solution of NaOH is 50% NaOH by mass and has a density of 1.54 g.ml. if 25 mL of this…

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Q: Commercial concentrated aqueous ammonia is 28.0% NH3 by mass and has a density of 0.900 g/mL. What…

A: We have given that   Commercial concentrated aqueous ammonia is 28.0% NH3  by mass density of 0.900…

Q: 1. a) 5.62g of LIOH is dissolved and made up to the mark in a 500.00ml flask. Calculate the molarity…

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Q: A Chemistry student has to prepare 155 mL of 0.100 M KI in water. She finds a bottle that states it…

A: The required solution is 155 millilitres of 0.100 M KI in water.

Q: 150 140 KI 130 120 110 100 NANO3 90 80 70 60 50 NH&CI KCI NaCi 40 30 20 10 KCIO3. Ce2(SO4)3 0 10 20…

A: Answer: At a given temperature when a solution contains the amount of solute equals to its…

Q: How many grams of LiOH (OR L i OH) would be required to prepare a 0.645 M solution with a volume of…

A: We have to calculate the mass of LiOH.

Q: A sample of mercury(I) nitride weighs 3.33 dg.  How many nitrogen atoms are in this sample?The…

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Q: How many grams of NaOH would you need to make 3,243 mL of a 7 M NaOH solution (m.w. = 40.00 g/mol)?…

A: Given, volume = 3243 ml = 3.243 L Molarity = 7 M  Molar mass of NaOH = 40.00 g/mol

Q: What volume of a 4.60 M solution of NaNO3 do you need to make 0.450 L of a 1.00 M solution of NaNO3?…

A: The dilution law is shown below: M1×V1 = M2×V2 M1 = molarity for concentrated solution M2 = molarity…

Q: Imagine you transferred 5.0 mL of 1.5 M NaCl stock solution and diluted it to make a new 250.0 mL…

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Q: oluene 1C7H82 weighs 5.0 g and benzene weighs 225 g in a solution with a density of 0.876 g/mL. The…

A: Molarity of solution is defined as number of moles of solute dissolved per litre of solution.

Q: How many milliliters of 18.0 M sulfuric acid, H2SO4(aq)' must be diluted with water to prepare 2.67…

A: Given : Molarity of sulfuric acid M1=18.0 M Volume of Sulfuric acid V2=2.67×103 ml Molarity of…

Q: How many grams of copper sulfate would you need to make 9 L of a 2 M copper sulfate solution (m.w. =…

A: Molarity = Number of moles of solute, molvolume of the solution in Lmoles =  mass in g Molecular…

Q: Five different solutions were prepared in the laboratory. One was prepared by dissolving 7.1 g…

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Q: ow many grams of MgCly are needed to prepare 860 mL of 0.387 molar aqueous MgCl? Put answer in box…

A: Since MgCl does not exist , so it would be MgCl2 . Given : Volume of MgCl2 = 860 ml Molarity = 0.387…

Q: What volume of a 1.63 mass % solution of Mg(NO 3)2 is needed to contain 0.316 grams of…

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Q: There are 10 groups in your class. In the formulation of Concentrated Peppermint Water, you are…

A: Given: Volume of final solution = 800 mL. And volume of stock solution taken = 756.9 mL.

Q: 1)A 191 −mL sample of a 1.4 MM sucrose solution is diluted to 450 mL. What is the molarity of the…

A: Since you have posted a question with multiple questions, we will solve first question for you. To…

Q: 1. You have a stock solution of 14.2 M NH3. How many milliliters of this solution should you dilute…

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Q: A student was answering the following question and made a mistake. Identify the mistake and correct…

A: Given data,Mass of solution=350gPercentage by mass=58%

Q: To prepare the 5% calcium chloride solution called for in Question 1b, how many moles of calcium…

A: Mass of calcium chloride present in 100 g of solution = 5 g The number of moles of calcium chloride…

Q: What volume of alcohol (density = 0.800 g/mL) is needed to obtain 320 g of alcohol?

A: Mass of alcohol = 320 g Density of alcohol = 0.800 g/mL Volume of alcohol can be calculated by:…

Q: calculate the mass percent of your solution. show your calculations

A: Mass percent is the physical quantity used to define the concentration of the species Mass percent…

Q: Approximately how many grams of lithium oxide are needed to make 400 mL of a 0.6 M solution?…

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Q: A cola drink contains 10.6 g of sucrose per 100 mL. (i) Calculate the molarity of the sucrose…

A: Given : Mass of sucrose i.e C12H22O11 = 10.6 g And volume of solution = 100 mL = 0.100 L…

Q: pls answer the following: 1. Why should the bulb of the thermometer not touch the bottom of the…

A: (1) Bulb of thermometer should not touch the bottom of the beaker because it disturbed the actual…

Q: How many grams of NaNO3 (OR "N" a "N" O3) would be required to prepare a 0.68 M solution with a…

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Q: A student measured out 890. mL of an acetic acid solution with a concentration of 0.727 M. How many…

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Q: How many grams of CaCl2 (OR C a Cl2) would be required to prepare a 0.792 M solution with a volume…

A: Molarity(M) is defined as the number of moles of solute present in 1000 mL of the solution. Given:…

Q: What is the volume in mL of a solution if 5.0 grams of Lithium nitride is needed to make 0.350 M…

A: Molarity=Number of moles×1000Volume of solution in mlMolar mass of Li3NNo. of moles=given massmolar…

Q: What is the concentration of a NaCl solution made from taking 22.64 mL of a 12.67M NaCl solution and…

A: Given information: Initial volume (V1) = 22.64 mL Final volume (V2) = 1.25 L Initial concentration…

Q: What volume in milliliters of 4.00O M HNO3 is needed to prepare 128 mL of 0.100 M HNO3? 32.0 mL 3.2…

A: The process of dilution is defined as the process in which a solution with a lower concentration is…

Q: Vinegar Solutions Distilled white vinegar purchased in supermarkets generally has a 5% acidity level…

A: 8 % vinegar solution is being prepared by 5% and 12 % vinegar solutions. Let y ounces of the 12 %…

Q: 750 g Oral 237 mL per bottle Potassium 950 g elemental iodine + 1.5 kgs potassium hydroxide…

A: Given that -  Potassium iodide ,KI  Here only one Compound is given , which is potassium iodide, KI…

Q: A chemist collected thre samples. Their masses were 0.1220 g, 0.013746g and 0.00031 g. With respect…

A: Since you have asked questions with multiple parts we will solve the first 3 parts. For the answers…

Q: How many grams of K2CO3 (MW = 138 g/n) are needed to make a 0.85 M solution within 3.6 L?

A: Concentration = Moles of soluteVolume of solution(L)   , thus ,  Moles of Solute= Concentration ×…

Q: You have a concentrated stock solution of 5 M NaOH and want to use it to produce a 300 mL solution…

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Q: Mass of evaporating dish 69.148 Mass of evaporating dish and KCl solution 77.885 Mass of KCl…

A: Given Values: Mass of evaporating dish is 69.148 g Mass of evaporating dish and KCl solution is…

Q: How many milliliters of a 0.900%0.900% (m/v) normal saline solution can be prepared from 3.003.00 g…

A: % m/v = mass of solute in gvolume of solution in mLx 100

Q: Ingredient Amount Ferrous Sulfate Ascorbic acid 300 mg 10 mg 0.5 mL Orange Syrup Benzoic acid…

A: Answer- Given data- 2.9 g of ascorbic acid.

Q: What mass of potassium permanganate would be required to make 500.0 mL of solution with a…

A: When two compounds are mixed together and they form a solution. The compound which is present in…

Q: A student must prepare 5.000 L of 0.2500 M Na2CO3 (105.99 g/mol). Which is the best procedure for…

A: Given Volume of solution = 5 LMolarity of solution = 0.25 MMolar Mass of Na2CO3 = 105.99 g/mole

Q: How many grams of Sodium Hydroxide (NaOH) were dissolved into a 732 mL 2.00 M solution?

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Q: What volume, in milliliters, of 14.6 M HCl is required to make 68.3 mL of 3.16 M HCl?

A: Given: Initial molarity of HCl = 14.6 M Final volume of HCl = 68.3 mL Final molarity of HCl = 3.16 M

Q: What is the molarity of a 2.54 moles of Li,S03 dissolved to make 34.55 liters of solution? Please…

A: Given: 2.54 mole 34.55 L of solution

Q: If you removed the solvent from 45.57 mL of a 1.905 M iron(III) chloride solution, how many grams of…

A: Volume of Solution = V = 45.57 mL=0.04557 LMolarity of solution = M = 1.905 MMolar Mass of FeCl3 =m=…

Q: How much water (in mL) should you add to 50.0 mL of 0.300 M H2SO4 (aq) to get a solution of 0.130 M…

A: Given: The initial volume, (Va)=50 mL The initial concentration, (Ma)=0.3 M The final volume,…