Caustic soda is 19,1 M NaOH and is diluted for household use. What is the household concentration if 20 mL of the concentrated solution is diluted to 350 mL?

Q: A solution is made by adding 15.62 g of Ba(OH)2 to water until the solutions volume is 250.0 mL.…

A: Number of moles of Barium hydroxide can be calculated as follows: No. of moles  = massmolar massNo.…

Q: A 50.0 mL portion of a  0.360 M  sucrose solution was diluted to    5.00  ×  102  mL. What is the…

A: Given that, Initial concentration of sucrose    M1=0.360M  Initial volume of sucrose V1=50.0mL…

Q: What is the mass of a solution if 25.0 ml of NaOH was added to a 35.0 ml of water? Assume a density…

A: The density of a solution is the ratio of its mass to volume. It is labelled in equation (1) in…

Q: Determine the volume (in mL) of a 15.8 M HC2H3O2 stock solution must be used to prepare 775.0 mL of…

A: Dilution :-  When a concentrated stock solution of molarity M1 and volume V1 is diluted by adding…

Q: Analysis of the water content of a lake found in the desert showed that it contained 12.8 percent…

A: 12.8 % chloride ion means 12.8 g chloride is present in 100 g of water and chloride mixture. Mass of…

Q: 50 mL of a 0.9 Ca3(PO4)2 solution is added to a beaker.  How many moles of Ca3(PO4)2 were added?…

A: Molarity = Number of moles /volume of solution in Litre  Number of moles = weight in grams/ Molar…

Q: What is the molarity of the new NaOH solution?

A: Initial no. Of moles of NaOH = 6×7 = 42mmoles  New volume, = 400mL  Hence Molarity = no. Of…

Q: A chemist places 2.6428 g of NaCl in a 100 mL volumetric flask and adds water to the mark and calls…

A: The solution is given below -

Q: A solution is made by mixing 39.5 g of alcohol into 100.0 mL of water (DH2O = 1.00 g/mL).  What is…

A: Given: Mass of alcohol= 39.5 g The volume of water= 100.0 mL The density of water= 1.00 g/mL To…

Q: 5) How much water would you need to add to 10.0 ml of a 16.0 M solution in order to make a 0.050M…

A: Hello. Since multiple questions have been posted, the first question shall be only solved in this…

Q: How many moles of hydrochloric acid (HCl) are

A: no.of moles f solute per 1 litre solution is molarity (M)  M = n / V(in L)   n = M x V(in L)     HCl…

Q: A 2.06 M NaNO3 solution has a volume of 9.16 L. It is diluted to a volume of 29.484 L. What is the…

A: Volume can be determined using the dilution expression,

Q: the laboratory you dilute 3.87 mL of a concentrated 12.0 M hydrobromic acid solution to a total…

A: On dilution number of moles remain same . So we can write  M1V1= M2V2  M1 and M2 are molarities of…

Q: In the laboratory you dilute 4.26 mL of a concentrated 3.00 M hydrobromic acid solution to a total…

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Q: You are making 2,000 mL of a 1.6 M KBr solution.  How many moles of KBr will be added?  How many…

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Q: You were tasked to prepare nitric acid with a concentration of 1.64 M. What will be the volume (in…

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Q: Part B Read the following problem and then answer the questions. An 85.0-mL aqueous solution…

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Q: If there are 0.10 kg of sodium hydroxide (NaOH) in a liter of solution, what is the molarity of the…

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Q: What is the concentration (in M) of 100.0 mL of a KIO3 solution made with 1.85 g KIO3? The formula…

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Q: A solution was made by dissolving 10.00 g of potassium sulfate in 250.0 mL of water. What is the…

A: Note: assuming volume of solution is equal to volume of waterGiven:Mass of K2SO4 = 10.0 gVolume of…

Q: What is the molarity of a solution with 11.00 grams of solute and a volume of 4650.0 ml? The solute…

A: Consider the given information is as follows; Mass of solute = 11.00 g Volume of solution = 4650.0…

Q: A sample of seawater from a tidal estuary was found to contain a concentration of 567 mg of chloride…

A: Solution stoichiometry is mainly based on the calculation of moles and volumes. These two values are…

Q: Constants I Periodic Table An acid solution is 0.110 Min HCl and 0.210 M in H2 SO4. Part A What…

A: The neutralization reaction between acid and base occurs based on the following equation:…

Q: Suppose 2.90 g of ammonium bromide is dissolved in 50. mL of a 0.60 M aqueous solution of potassium…

A: Here the NH4Br reacts with K2CO3 to give KBr and (NH4)2CO3 as the products. We can simply find the…

Q: A laboratory procedure calls for making 400.0 mL of a 1.1 MNaNO3 solution. What mass of NaNO3 (in g)…

A: The given data contains, Molarity = 1.1 M Volume = 400 ml. =0.4 L

Q: Dissolved particles in the blood has a total concentration of 0.30 M. A person was given 150 mL per…

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Q: What mass of Mg(OH)2 in grams are in 215 mL of a .0350 M solution of Mg(OH)2?

A: Given  Molarity of solution = 0.0350 M Volume of solution = 215 mL   = 0.215 L Mass of Mg(OH)2…

Q: A highly concentrated hydrochloric acid solution is 12 M. What volume of a 12 M stock solution of…

A: We define Molarity is defined as moles of solute upon the volume in litre

Q: Suppose you had 48.44 grams of NaCl and you dissolved it in exactly 3 kg of solution. What would be…

A: Given :- Mass of solute NaCl = 48.44 gram Mass of solution = 3 kg

Q: What is the concentration of the resulting solution if 450 mL of a 15% glucose solution is diluted…

A: The initial volume of the solution (V1)= 450 mL = 0.450 L The initial concentration of the glucose…

Q: Part 1: 8.132g of CaCl2 are dissolved in 950.0 mL of water. Calculate the molarity of the CaCl2…

A: Part 1: 8.132g of CaCl2 are dissolved in 950.0 mL of water.We have to calculate the molarity of the…

Q: what is the molarity of the solution?

A:

Q: A stock solution of 30.0 mL of a 12 M HNO3 solution was acquired. If 2 mL of the stock solution was…

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Q: 100.0 mL of a 0.855 M solution of KBr is diluted to 500.0 mL. What is the new concentration of the…

A: Answer:- This question is answered by using the simple concept of dilution of a concentrated…

Q: You were tasked to prepare nitric acid with a concentration of 1.28 M. What will be the volume (in…

A: Recall the data, M1=1.28M, V1=? M2=3.0M , V2=139 ml

Q: A pharmacist makes an antibiotic ointment by mixing 0.875 g of bacitracin with 24.125 g of a base…

A: Given data,Mass of bacitracin=0.875gMass of base compound=24.125g

Q: What is the concentration, in molarity, of a solution prepared by dissolving 8.34 g of NaOH in…

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Q: You have a standard stock 1.65 M solution of NaH2PO4. For an experiment you require 236 mL of a 0.82…

A: Given that -  Molarity of the stock NaH2PO4 Solution = 1.65 M  Molarity of diluted NaH2PO4 solution…

Q: 1. How many moles of potassium chloride, KCl, are in 35.0 g of KCl. 2. Enter your answer with both…

A: 1.) Given  mass of KCl = 35.0 g    Required data - molar mass of KCl = 74.5 g/mol   Formula used…

Q: What is the molarity of a solution in which 7.1 g of sodium sulfate is dissolved in enough water to…

A: Weight of sodium sulfate = 7.1 gm Volume = 100 ml = 0.100 L (1L = 1000 ml)

Q: If you are asked to prepare a 3.10 M NaOH solution in the laboratory, to what volume should you…

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Q: concentration

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Q: How many grams of Al2(SO3)3 are in 300 mL of 1.5 M solution whose density is 1.40 g/mL.

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Q: Suppose you have 350.0 mL of a 0.650 M sodium hydroxide solution. How many moles of sodium hydroxide…

A: 1000ml--->1(M) NaOH sol--->1mol NaOH present or [40 gm(if amount required)]

Q: You have stock solutions of 2.0 M copper sulfate and 5 M NaCl. You want to prepare a solution with a…

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Q: A solution of MgSO4(120.37 g/mol) is prepared by measuring 4.56 g of MgSO4 and diluting to a final…

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