a) What is the percent concentration of a solution made by mixing 22.5 g of sodium chloride in 35g of solution?  b) Determine the concentration of 2.5g of lithium chloride found in 2500mL of water?  c) Calculate the molar concentration (molarity) of a solution that contains

Q: 650.0−g sample of river water taken near an industrial plant contains 27 mg of chromium. What is the…

A: Weight of sample or solution = 650.0 gm Weight of chromium = 27 mg = 0.027 gm (1 gm = 1000 mg)

Q: 7.5 g of acetic acid (C2H4O2) are diluted to 150 mL with water. What is the molarity of the acetic…

A: Answer. molarity is number of moles of solute dissolved per litre of solution.  Unit of molarity : M…

Q: What is the percent concentration (m/m) of a KBr solution prepared by combining 15.0 g of KBr with…

A: Given: Mass of KBr = 15.0 g [solute] Mass of H2O = 150.0 g [solvent] Mass of KBr + H2O = 165.0…

Q: A 25.0 mL sample of a 30.0%(v/v) HF solution has a density of 1.101 g/mL. The sample is diluted to a…

A:

Q: I want to make 500 mL of HCl solution with MHCl concentration = 0.1 moL/L from HCl solution which…

A: Given that -  Volume of HCl Solution = 500 mL  Concentration of this Solution = 0.1 mol/L = 0.1 M…

Q: The mass/volume percent (m/v %) of a solution is defined as the ratio of the mass of solute that is…

A: Molarity (M) is a measure of the concentration of a solute in a solution, or of any chemical species…

Q: solution. The density of the resulting solution is 1.018 g/mL. Molar mass NaCl is 58.445 g/mol What…

A:

Q: The mass/volume percent (m/v %) of a solution is defined as the ratio of the mass of solute that is…

A: A. To convert units of molarity (M) to mass/volume percent (m/v%), you need to know the molar mass…

Q: water

A: Calculate the number of moles of acetic acid.

Q: 2 You will need 25.0 mL of 0.5 M solutions of each reagent. To do this: Calculate the mass of sodium…

A: Molarity of Na2CO3=0.5M Volume of the solution =25.0 mL = 25.0mL1000mL×1L=0.025L

Q: Calculate the molarity of a solution prepared by mixing 23.7g of CH3CH2OH with enough water to give…

A: Given mass of ethanol=23.7 g

Q: Ethylene glycol is the primary component in antifreeze. How many grams of ethylene glycol…

A: Molarity ( M ) is defined as " the number of moles of solute ( n ) present in one litre of solution.…

Q: %3D What mass of NaHCO3 is needed to make 20.0 mL of a 1.00 M solution? Molarity (M) = moles/ Liter…

A: Given: The volume of the NaHCO3 solution = 20.0 mL The molarity of the solution = 1.0 M We have to…

Q: Calculate the molarity of a throat spray

A:

Q: molarity

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

Q: Calculate the molarity of each solutio. Express your answer using three significant figures.

A: Step : 1               Calculate the molarity of each solution.

Q: How much gram of potassium dichromate [K2Cr20, molar mass 294.2 g/mol] required to make 665 mL of…

A:

Q: Find the mass percent of glucose, CH1206 (M.M. = 180.156 g/mol), in a solution whose density is 1.94…

A:

Q: Given the following mixture of two compounds 65.00 g of solid X (MW =54.00 g/mol) and 840.00 mL of Y…

A: The molarity of a solution is the number of moles of the solute present in 1 L of the solution. Its…

Q: Calculate the molarity of a solution containing 247g of H2SO4 in 1500 mL of solution

A: Mass of H2SO4=247 g  Molar mass of H2SO4=98.079 g/mol Volume of the solution = 1500 mL = 1500/1000…

Q: A chemist must dilute 94.7 mL of 2.74 M aqueous barium acetate (Ba (C2H3O2)2) by adding distilled…

A: M1V1  = M2V2 M1  -  Initial molarityV1 - Initial volumeM2 - Final molarityV2 - Final volume

Q: The mass/volume percent (m/v %) of a solution is defined as the ratio of the mass of solute that is…

A: First, it's important to understand what the terms mean. Molarity (M) is a measure of the…

Q: How many grams of Na3PO4 is actually produced? -Calculate the mass of NaH2PO4 needed to produce this…

A: Given data,Percent yield=82.5%Molarity of Na3PO4=0.55MVolume of Na3PO4=186.50mL=0.1865LMolarity of…

Q: Calculate the molarity of a throat spray that is 1.50% by mass phenol (C6H5OH) in water. The density…

A: We have to Calculate the molarity of a throat spray  Given, it  Is 1.50% by mass phenol (C6H5OH) in…

Q: A solution contains 8.92 g of glucose ( C6H12O6) and 4.34 g of ribose ( CH10O6) in a total volume of…

A:

Q: 7. a) What weight of anhydrous copper(II) sulfate would be required to make 1.5 liters of solution…

A:

Q: Calculate the molarity of a solution prepared by dissolving 5.881 g NaCl in 250.0 mL of water. (MM…

A: First find the moles of NaCl.

Q: what quantity of moles of glucose (C₆H₁₂O₆) in 0.500 L of a 0.400 M solution?

A:

Q: Blue #1 is an FDA approved dye with the formula C37H34N2Na2O9S3. A stock solution is prepared by…

A: Consider the given information is as follows:   Mass of Blue #1 = 75.0 mg = 0.075 g Volume of…

Q: 1. What is the molarity of the solution that contains 0.050 g of aluminum nitride AIN in 22.5 L of…

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: 2. a) 25mL of water is added to 125mL of 1 0.15mol/L NAOH solution, what is the concentration of the…

A: Given  (a)  Initial Concentration of NaOH solution ( M1 ) = 10.15 mol/ Liter              initial…