How many moles of solute particles are present in 1 mL (exact) of aqueous 0.070 M pyridine (C5H5N)? Enter your answer in scientific notation.       ×  10    mol of particles

Q: Although sea water typically consists of many soluble ions, it primarily consists of dissolved NaCl.…

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Q: What is the molarity of a barium chloride solution prepared by dissolving 9.9 grams of BaCl2•2(H2O)…

A: Molarity = (Mass/molar mass)(1000/V(ml)).Mass = 9.9g.Molar mass = 244.26g/mol.Volume = 151.0ml.

Q: Calculate the mass of HNO3 in grams required to prepare 5.00 x 102 mL of a 1.50 M solution.

A: Given that : The volume of the solution (V) = 5.00×102 ml = 0.5L Molarity of the solution = 1.50 M…

Q: What is the molarity of an aqueous solution prepared by adding 36.5 g of barium chloride to enough…

A: Molarity is defined as total number of moles of solute present in 1000 ml of solution Molarity =…

Q: How many grams of solute are present in 1.25 L of a 0.75M NaNO3 solution? Click here for the…

A: Molarity is a concentration term that is defined as a number of moles solute present in the liter…

Q: Concentrated hydrochloric acid is available commercially as a 12 M solution. What is the molarity of…

A: The given problem can be solved by using the formula given below as; M1 V1 = M2 V2…

Q: e molarity of a 9.00% by mass ammonium chloride aqueous solution at 20 celsius? Density of the…

A: Molarity is defined as number of moles of solute dissolved per liter of solution. It is the…

Q: What is the concentration of an aqueous sucrose solution that is prepared by dissolving 171.2 g of…

A:

Q: What is the molarity of a barium chloride solution prepared by dissolving 2.50 g of BaCl2 x 2H2O in…

A: It is required to calculate the molarity of BaCl2.2H2O in a 400 ml (0.4 L) solution. This can be…

Q: In an experiment involving the extraction of essential oils from a plant, 7.5 mL of benzene (C6H6,…

A: Volume of hexane = 25.00 mL Volume of benzene = 7.50 mL Density of benzene = 0.8765 g/mL Density of…

Q: What is the molar concentration of a solution containing 75.0 g benzoic acid, HC7H5O2, in 650. mL of…

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Q: How many moles and numbers of ions of each type are present in the following aqueous solution? 71.8…

A: Magnesium chloride is highly soluble in water and thus it exists in solution as-   Therefore, 1…

Q: How many moles of solute particles are present in 7.64 mL of 0.249 M K3PO4? When you have your…

A: Given:Concentration (Molarity) = 0.249 M.Volume = 7.64 mL = 7.64×10-3 L.

Q: What mass of solid NaOH (97.0% NaOH by mass) is required to prepare 1.00 L of a 10.0% solution of…

A: Given,97.0% NaOH by massDensity= 1.109 g/mL

Q: How many grams of KIO3 is required to prepare 250 mL, 0.01 M KIO3(aq) solution?

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

Q: How many grams of solute are present in 565 mL of 0.670 M KBr? mass of solute: TOOLS x10

A:

Q: A sample of 7.44 grams of magnesium chloride is weighed out on a balanced and prepared to a volume…

A: Interpretation: A sample of 7.44 grams of magnesium chloride is weighted out on a balanced and…

Q: A solution contains 117 g of potassium hydroxide, KOH, dissolved in sufficient H2O to give a total…

A: Definition: Molarity is a concentration term for a solution. The molarity of a given solution is…

Q: At 25 °C, the density of a 80.0 % (m/m) solution of sucrose, C12H22011, in water is 1.41 g/mL. What…

A: Molarity of a solution can be determined by dividing the number of moles of solutewith the volume of…

Q: Calculate the mass of nickel (iii) Sulfate required to prepare 425 mL of a 0.0289 mol/L solution

A: The molarity of a solution is calculated using the formula as shown below: Molarity = number of…

Q: Calculate the mass of NaOH pallets in grams needed to prepare 50 mL of 0.25 M NaOH solution. The…

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Q: What is the molarity of a barium chloride solution prepared by dissolving 6.3 grams of BaCl2•2(H2O)…

A:

Q: How many grams of solute are present in 90.0 mL of 1.33 M CoSO4?

A: Volume = 90.0 mL Concentration of CoSO4 = 1.33 M

Q: What volume of a 0.350 M solution of zinc nitrate, Zn(NO3)2 can be prepared from 6.389 g of zinc…

A: Assuming V litres of Zn(NO3)2 solution can be prepared using 6.389 g of Zn(NO3)2  Given :…

Q: Calculate the mass in grams of solute needed to prepare 100 mL of a 0.597 mol/L solution of…

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Q: Calculate the mass of NaOH in 150 cm^3 of a 0.1M solution provided.

A: no of moles = mass/molar mass molarity= no of moles of solute/volume of solution in liter molarity…

Q: What is the mass in grams of NaCN in 120.0 mL of a 2.40 x 105 M solution?

A: Definition: Molarity is a concentration term for a solution. The molarity of a given solution is…

Q: Calculate the mass of nickel(III) sulfate required to prepare 425 mL of a 0.0289 mol/L solution.

A: The number of moles is the mass-to-molar mass ratio. It is denoted by n. The formula of the number…

Q: An aqueous solution of sodium fluoride, NaF, contains 1.16 grams of sodium fluoride and 17.5 grams…

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Q: Calculate the molarity of a solution made by dissolving 11.1 g CaCl2(s) in water to make 400. mL of…

A:

Q: How many moles and numbers of ions of each type are present in the following aqueous solution? 51.7…

A: Given : Concentration of MgCl2 = 1.35 M And volume of MgCl2 solution = 51.7 mL = 0.0517 L…

Q: calculate the molarity. 24.5 g of sulfuric acid, H2SO4, dissolved in 255 cm3 of water.

A: Molarity of a solution can be defined as the number of moles of solute dissolved per litre of…

Q: Calculate the mass of nickel(II) sulfate required to prepare 425 mL of a 0.0289 mol/L solution.

A: MASS: The estimated value of the quantity of matter in any object or a substance is known as mass.…

Q: If you have a 4.32 M solution of magnesium sulfide (MgS), how many moles of solute are in 1.00 L of…

A: Introduction The moles of any particular solute can be easily calculated if we are provided the…

Q: the mass percentage of NaCl in a solution containing 1.50 g of NaCl in H2O ?

A: Given: Mass of NaCl (solute) =1.50g Mass of water (solvent) =50.0g To find: The mass percentage of…

Q: Calculate the mass of solute (in grams) needed to prepare the following solution. 925 mL of 0.25 M…

A:

Q: what is the mass of h2so4 sulfate acid contained in 150 grams of solution, if the mass fraction of…

A: mass fraction of substance =mass of  substance/mass of solution on substituting 0.25 = mass of…

Q: A 10.0 g of calcium chloride dihydrate, CaCl2•2H2O, in enough water to make exactly 500.0 mL of…

A: Given  Mass of solute( CaCl2.2H2O) = 10.0 g Volume of solution = 500.0 mL    = (500/1000) L We know…

Q: Riboflavin, also known as vitamin B2, is a vitamin found in food and used as a dietary supplement..…

A: In order to find the molarity of the resultant solution we first write down the given data: Mass of…

Q: ethylene glycol

A: Molarity is defined as moles of solute to the volume of solution. Molarity calculation formula:

Q: Calculate the moles and the mass of solute in 135.9 mL of 0.198 M CaCl2.

A: Stoichiometry is mainly based on the calculation of moles and volumes. These two values are used to…

Q: How many grams of dextrose are needed to make 715 mL of a 33.0% (w/v) dextrose solution? Note that…

A: The required amount of dextrose can be calculated using the given data.

Q: The density of an aqueous solution containing 40.0% sulfuric acid (H2SO4) by mole is 1.681 g/mL. b)…

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Q: Calculate the molarity of a solution made by dissolving 12.5 grams of Na2CrO4 in enough water to…

A: Molarity: The concentration for solutions is expressed in terms of molarity as follows,

Q: If 45 mL of water are added to 250. mL of a 0.75 M K2SO4 solution, what will the molarity of the…

A:

Q: One cup of fresh orange juice contains 124 mg of ascorbicacid (vitamin C, C6H8O6). Given that one…

A: The formula for finding the molarity is as given below: Molarity = (weight/molecular…

Q: calculate the molarity of 3 g of NaCl in 100.00 mL of water.

A: Concentration indicates the amount of any compound or component mixed in definite volume. The…

Q: A bottle of concentrated aqueous ammonia is labelled " 29.8% N H3 by mass; density = 0.8960 g/ml."…

A: Given, Mass of ammonia = 29.8%. Density = 0.8960g/mL. (a)The molarity of the ammonia solution can be…

Q: What is the molarity of a solution prepared by dissolving 54.3 g of Ca(NO3)2 into 355ml of water?

A: Given :  Amount of Ca(NO3)2 = 54.3 g  Volume of water = 355 mL  To calculate :  Molarity of solution…