48. How many kilograms of H₂O must be added to 75.5 g of Ca(NO3)2 to form a 0.500 m solution?

Q: Determine the percent by mass of MgCl2 if 3.3 g of MgCl2 is dissolved in 46.5 g of water.

A: Given, mass of MgCl2 = 3.3 g Mass of Water = 46.5 g Total mass of Solution = mass of water + mass of…

Q: Determine the mass in grams of cycloheptane that must be added to 84.2 g of benzene to make a 2.33 m…

A:

Q: Calculate the mass percent of solute in each solution. Calculate the mass percent of 3.37 g KC13.37…

A:

Q: How much copper sulfate and water must be weighed in order to make 23.14 L of 13.5 M copper sulfate?

A: Given: Molarity of the solution = 13.5 M The volume of the solution = 23.14 L  Standard data: The…

Q: Calculate the molarity of a 12 L solution containing 318 g of sodium carbonate.

A:

Q: ow many g of barium fluoride are needed to prepare 43.6 mL of a 1.55 M solution of barium fluorid

A: The molarity is the concentration term which is the number of moles of solute per liter volume of…

Q: How much distilled water must be added to a 25.00 mL 0.5104 M aqueous H2SO4 solution to prepare a…

A: Given, Volume of aqueous H2SO4 solution = 25.00 mL Concentration of aqueous H2SO4 solution = 0.5104…

Q: If you have a 4.19 M solution of magnesium bromide (MgBr2), how many moles of solute are in 1.00 L…

A: Given the concentration of magnesium bromide solution =4.19 M volume of the solution =1.00 L we are…

Q: 7. Calculate the number of moles of NaOH contained in 250. mL of a 0.05M solution.

A:

Q: The concentration of sodium chloride in seawater is approximately 0.481 M NaCl.  How many grams of…

A: The molarity of a solution represents the number of mol of solute present in 1 L of the solution.…

Q: What mass (in g) of HCl is contained in 45.4 mL of an aqueous HCl solution that has a density of…

A: Volume of an aqueous HCl solution = 45.4 mL  Given that density of 1.084 g·cm−3 at 60°C that means…

Q: A solution is prepared by dissolving 98.6 g of LICI in enough water to form 675 mL of solution.…

A: Given  Mass of LiCl = 98.6 gram  Volume of solution =  675 mL                                 =  675…

Q: In order to prepare 50.0 mL 0f 0.100 M C12H22O11 sucrose you will add            grams of sucrose to…

A: Solution- To prepare 50.0 mL of 0.100 M sucrose solution, we need to use the formula: Molarity (M) =…

Q: Determine the molarity of a solution that is prepared by dissolving 25.0 g of CaCl2 in 2.50 L of…

A:

Q: What mass of potassium nitrate would have to be dissolved in 21.0 g of water in order to make a…

A: Strength of solution = 45% Mass of water (solvent) = 21g Solute = potassium nitrate (KNO3)

Q: The concentration of urea in a solution prepared by dissolving 16 g of urea in 30 g of H20 is % by…

A: Percent ratio of  mass of solute and mass of solution is known as mass percent concentration.

Q: 46. Calculate the normality of each of the following solutions. a. 0.250 M HC1 b. 0.105 M H₂SO4 c.…

A: Normality:normality of solution is the number of gram equivalents of solute dissolved per litre of…

Q: Twenty grams of potassium dichromate (K2Cr207) is dissolved in 150 mL of water. The solution was…

A: Given,  Mass of K2Cr2O7 = 20 g  Volume of solution in mL = 150 mL Solution produces CrO after…

Q: Calculate the mass of solute (in grams) of a 0.612 m solution that contains 193.44 mL of water. The…

A: Given that ; Molality of solution = 0.612 m Volume of water = 193.44 mL The density of water is 1.00…

Q: Determine the concentration of a solution prepared by diluting 40.0 mL of a 0.400 M CsCl to 750.0…

A: Solution  is prepared by diluting 40 mL of a 0.400 M CsCl  to 750 mL  From Dilution concept =>…

Q: 2. What is the morality of a 60.5% by mass of nitric acid (HNO3) solution?

A:

Q: What is the mass of C₁₂H₂₂O₁₁ in 60.0 mL of 0.0880 M solution?

A: Given  Volume =  60 mL               =  60 × 10-3 Liter                 ( 1 mL = 10-3 Liter )…

Q: How many grams of chlorine gas are needed to make 4.80× 10^6 of a solution that is 1.60 ppm chlorine…

A: We need to find how many grams of chlorine gas are needed to make 4.80×106 of a solution that is…

Q: 38. A public water supply was found to contain 1 part per billion (ppb) by mass chloroform, CHCI 3.…

A:

Q: The solubility of heptanol, CH3(CH₂)6OH, is 0.16 g per 0.10 L. What is the molarity of the solution?…

A: We use the below formula to find molarity; Molarity(M) = moles of solute(heptanol)volume of the…

Q: What volume of 12.1 M HCl must be diluted to prepare a 0.250 0 M HCl solution with a volume of 2.000…

A: We have to find the volume of 12.1 M HCl must be diluted to prepare a 0.2500 M HCl solution with a…

Q: What mass of C6H12O6 (glucose) is needed to prepare 450. mL of a 0.650 M solution of glucose in…

A: As per given information in question Volume = 450 mLMolarity = 0.650 M = 0.650 mol/L

Q: Household laundry bleach is a dilute solution of potassium nitrate (KNO3) mixed with water. How many…

A:

Q: 1. Calculate the mass (in grams) of magnesium chloride (MgCl) that would be needed to prepare 250 ml…

A: Given, Volume of the solution = 250 ml Density of the solution = 1.1 g/ml Solution percent = 20 %…

Q: What volume of glacial acetic acid (17.6 N or 17.6 M) would be required to prepare 100 ml of a 0.2 M…

A: Answer: To dilute a stock solution water gradually added in it and addition of water only changes…

Q: How many moles of solute are present in .75 L of a .89 M (molar) solution?

A: Given: Molarity of the solution=0.89 M or 0.89 mol/L The volume of the solution=0.75 L Moles of the…

Q: Which of the following substances would you expect to NOT be soluble in water? AgNO3…

A: According to solubility rules,(1) All nitrates are soluble. So, AgNO3 is soluble.(2) All sulfates…

Q: calculate the molarity of a solution made by adding 5.53 g of CaCl2 to enough water to create a…

A: The molarity expression is as follows,

Q: 2. How many grams of solute are present in 1.65 L of 0.286 M solution of C3H¬NO2?

A: To calculate the grams of solute first of all e calculate the moles of solute.  The molarity of the…

Q: The names and chemical formulae of some chemical compounds are written in the first two columns of…

A: The species that will be formed on dissociation in water will  be the major ones.

Q: 50.0g of NaCl was added to 500.0g of water. Calculate the mass percent of NaCl

A: Mass percent =  all mass are must be present in same unit either gram or kilogram.

Q: Calculator the molality of an aqueous solution that is 48.0% by mass Ca(NO3)2

A: Given data, an aqueous solution that is 48.0% by mass Ca(NO3)2..i.e 100.0 g of the aqueous solution…

Q: How many moles of potassium bicarbonate, KHCO3, are present in 75.0 mL of a 0.750 M potassium…

A: molarity is calculated by number of moles of solute dissolved in one liter of solution.…

Q: A solution contains 6.1 g of vitamin C (C6H8O6) dissolved in enough water to make 200 mL of…

A: Molarity = number of moles of solute/volume of solution (in L)  Number of moles = Molarity × volume…

Q: 1.) What is the molarity of a solution containing 15.6 g of KCl in 274 mL of KCl solution? 2.)…

A: Molarity ( M ) :-  The number of moles of solute present in one litre of solution is called molarity…

Q: Distinguish between water quality and hydrochemistry.

A: Water quality describes the characteristics of water such as physical, chemical and biological.…