One student measured 25 cm3 of a 1.06 g / dm3 sodium carbonate solution. Calculate the mass of sodium carbonate in mg present in the measured volume.

Q: An aqueous solution that is 15% by mass sodium chloride is prepared with 16 g of water. What mass of…

A: Mass% = Mass of solute x 100/Mass of solution

Q: A student dissolves 17. g of methanol (CH3OH) in 500. mL of a solvent with a density of 1.11 g/mL.…

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Q: Bleach is a 6.0% (mass/volume) solution of NaClO. That means that there are 6 grams of NaClO (MM =…

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Q: (b) Draw a more accurate representation of one unit of C,H,O, dissolved in water.

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Q: What volume of a 0.500 M sucrose (C12 H22O11) solution contains 57.8 g of sucrose? Express the…

A: Given, mass of sucrose = 57.8 g we know, molar mass of sucrose = 342.3 g/mol we know, => moles of…

Q: A solution is made using 300.0 mL of acetone (density 0.7845 g/mL) and 877.3 mL of water (density…

A: • Given that, we have to calculate the mass percent of the acetone from the given solution of…

Q: In the lab, Stock bottles of concentrated solutions can be diluted to make solutions for use with a…

A: Given: Molarity of initial solution = 12 M Molarity of final solution = 3 M Volume of final solution…

Q: an aqueous solution that is 26% by mass sodium chloride is prepared with 13 g of water. what mass of…

A: Mass percent = (mass of solute/mass of solution)*100

Q: Benzene is a carcinogenic (cancer-causing) compound. A benzene-contaminated water sample contains…

A: Given :  Concentration of benzene = 4.3 x 10-5 % by mass  Mass of benzene = 115 mg  Density of water…

Q: A doctor has ordered that a patient be given 3.00 g of glucose, which is available in a…

A: A numerical problem based on unit conversion, which is to be accomplished.

Q: 25 litres of a 1.0 M solution of bromine in dichloromethane. determine the volume of each liquid

A: Given: Concentration of bromine in solution = 1.0 M And volume of solution = 25 L.

Q: Calculate the volume in milliliters of a 1.3 M sodium thiosulfate solution that contains 75.0 mmol…

A: Provided thatThe molar concentration (molarity) of the thiosulphate solution is the number of moles…

Q: A doctor orders that a patient recieve 2.8 X 10^-3 mole of sodium chloride. The only solution…

A: Given: Amount of NaCl patient received = 2.8×10-3 mol Solution available contains 1.00 g per 100 mL…

Q: An aqueous solution that is 26% by mass sodium chloride is prepared with 42 g of water.  What mass…

A: Mass % of sodium chloride, NaCl = 26% (Given) So, 26% by mass of sodium chloride means that 26 g of…

Q: An experiment calls for 225 mL of 0.330 MNaCl solution. What mass of NaCl is required? Mass What…

A: Given - Molarity of NaCl solution = 0.330 M Volume of solution = 225 mL = 0.225 L a) First determine…

Q: 75 ml from a 10 M solution of concentrate hydrochloric acid is diluted until the total volume of the…

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Q: Calculate the volume in milliliters of a 0.434 mol/L sodium thiosulfate solution that contains 375.…

A: To calculate the volume of the sodium thiosulfate solution, we can use the formula:Concentration of…

Q: 12.2 g of isopropyl alcohol is added to 314.7 mL of water. Find the concentration of this solution…

A: Given : The mass of isopropyl alcohol=12.2 g  The density of isopropyl alcohol=0.786 g/mL Volume of…

Q: A chemist must dilute 62.6mL of 2.81M aqueous sodium thiosulfate Na2S2O3 solution until the…

A: Here given, Initial volume (V1) = 62.6 mL Initial strength (S1) = 2.81 M Final volume (V2) = ? Final…

Q: A vial of amoxicillin contains 590. mgmg in 2.6 mLmL of solution. What volume of the solution…

A: Molarity is defined as no.of moles of solute devided by volume of solution in liter.

Q: dilute 75.4 mL of 808.μMaqueous magnesium fluoride (MgF2) solution until the concentration falls to…

A: Given,Magnesium fluoride (MgF2) V1 = 75.4 mlMagnesium fluoride (MgF2) N1 = 808.μMN2 = 357. μMV2 = ?

Q: What is the normality of a solution made by dissolving 10.00 g of hydrogen phosphate, H3PO4 in water…

A: Normality can be defined as gram equivalent weight of solute in one litre of solution.…

Q: Isopropyl alcohol is mixed with water to produce a solution that is 33.0%33.0% alcohol by volume.…

A: 33% alcohol means 33 mL alcohol and 67 mL water in 100 mL solution.

Q: Calculate the number of moles of solute in 23.11 milliliters of a 0.1476 M K2Cr2O7(aq) solution.…

A: To find number of moles, multiply the given molarity with volume. Moles = Molarity × volume

Q: A chemist must dilute 21.1mL of 6.81M aqueous calcium bromide CaBr2 solution until the concentration…

A: Here we have to see the concept of dilution. When we dilute the concentrated solution to low…

Q: A solution is prepared by dissolving 23.7 g of CaCl2 in 375 g of water. The density of the resulting…

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Q: 3 Calculate the volume in milliliters of a 6.74 g/L barium chlorate solution that contains 450. mg…

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Q: Isopropyl alcohol is mixed with water to produce a solution that is 31.0% alcohol by volume. How…

A: The values are given as follows:

Q: What is the concentration of the diluted solution?

A: Since you have posted multiple questions, we are entitled to answer the first only. Please repost…

Q: A solution is prepared by dissolving 72.91 g of CdCl2 (MM = 183.317) in enough water to make 158.95…

A: Given:Mass of CdCl2 =72.91 gMolar mass  of CdCl2 =183.317gVolume of solution =  158.95 mL…

Q: An aqueous solution that is 25% by mass sodium chloride is prepared with 21g of water. What mass of…

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Q: A chemist must dilute  49.9mL  of  973.mM  aqueous aluminum sulfate  Al2SO43  solution until the…

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Q: A container of rubbing alcohol contains 275 g of isopropanol in 500 mL of aqueous solution. Assuming…

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