chemist must prepare 275.mL of 25.0mM aqueous barium chlorate BaClO32 working solution. He'll do this by pouring out some

Q: A chemist prepares a solution of barium chloride (BaCl,) by measuring out 15.3 g of barium chloride…

A: We have 15.3 g of barium chloride (BaCl2) which is dissolved in 50 mL of water.  First we have to…

Q: A chemist wants to make 6.5 L of a 0.280M CaCl2 solution. What mass of CaCl2 (in g) should the…

A: Molarity of a solution is defined as the number of moles of solute present in one litre of the…

Q: Suppose 0.156 g of sodium chloride is dissolved in 100. mL of a 46.0 m M aqueous solution of silver…

A: we have to calculate the molarity of chloride ion

Q: A chemist prepares a solution of aluminum sulfite (Al, (SO,)) by measuring out 57.0 umol of aluminum…

A:

Q: A chemistry student weighs out 0.0345 g of chloroacetic acid (HCH,CICO,) into a 250. mL volumetric…

A: Molarity is defined as total number of solute present in 1000 ml of solution .   For neutralisation…

Q: final molarity of chloride ani

A:

Q: Suppose 3.32 g of sodium chloride is dissolved in 100. mL of a 0.60 Maqueous solution of potassium…

A:

Q: A chemist must dilute 0.0954 L of 2.22 M aqueous sodium chloride (NaCl) solution until the…

A: Given data :  Initial Volume of NaCl solution before dilution (V1) = 0.0954 L   Initial…

Q: A chemist prepares a solution of aluminum chloride (AIC13) by measuring out 13. umol of aluminum…

A: moles of AlCl3 = 13. μmol = (13./1000) mmol = 0.013 mmolVolume of the solution = 250. mL =…

Q: A chemist must dilute 39.5mL of 664.mM aqueous barium acetate BaC2H3O22 solution until the…

A:

Q: A chemist must prepare  550.mL  of  60.0mM aqueous potassium dichromate  K2Cr2O7 working…

A: Dilution is the process of decreasing the concentration of a solute by mixing more solvent. Dilution…

Q: A chemistry student weighs out 0.0906 g of lactic acid (HC,H,0,) into a 250. mL volumetric flask and…

A:

Q: A chemist must dilute 85.6 mL of 119. mM aqueous potassium permanganate (KMnO4) solution until the…

A:

Q: mol stock solution of silver A chemist makes 590. mL of silver perchlorate (AgClO,) working solution…

A: • The values provided in the question are:-  i) Initial volume of silver perchlorate solution ,V1 =…

Q: A chemist prepares a solution of copper(II) sulfate CuSO4 by measuring out 7.84g of copper(II)…

A:

Q: A chemist must prepare 450. mL of 1.00 M aqueous barium chloride (BaCl,) working solution. She'll do…

A: Molarity of stock BaCl2 solution(M1) = 1.27 M  Molarity of final BaCl2(M2) = 1.00 M V2 = 450. mL

Q: A chemist must prepare 0.500 L of 2.00 M aqueous calcium bromide (CaBr,) working solution. He'll do…

A: To solve this question, use the formula which contains two molarities and volumes in it and solve…

Q: A chemist prepares a solution of sodium chloride NaCl by measuring out 6.51μmol of sodium chloride…

A: Answer:

Q: A chemist prepares a solution of silver(I) perchlorate (AgCIO4) by measuring out 817. μmol of…

A: Given, Moles of silver perchlorate = 817 μmol Volume = 450 mL

Q: chemistry student weighs out 0.160g of sulfurous acid H2SO3, a diprotic acid, into a 250.mL…

A: The balanced chemical equation for the reaction between H2SO3 and NaOH is: H2SO3 + 2 NaOH → Na2SO3 +…

Q: e the concentration in mmol/L C

A:

Q: A chemistry student weighs out 0.105 g of sulfurous acid (H,SO,), a diprotic acid, into a 250. mL…

A:

Q: A chemist must prepare 625.mL of 149.μM aqueous magnesium fluoride MgF2 working solution. He'll…

A: Dilution is the solution obtained by adding more solvent in the stock (more concentrated) solution.…

Q: mol aqueous L A chemist must prepare 875. mL of 10.0 mM aqueous calcium sulfate (CaS0,) working…

A: On dilution, the concentration of solution decreases but the number of moles remain constant. Write…

Q: A chemist prepares a solution of sodium chloride (NaCl) by measuring out 19. umol of sodium chloride…

A:

Q: A chemist must prepare 750. mL of 115. mM aqueous copper(II) sulfate (CUSO,) working solution. He'll…

A: Given, Molarity of working solution = 0.115mM Volume of working solution = 750mL MOlarity of stock…

Q: chemist prepares a solution of nickel(II) chloride NiCl2 by measuring out ×1.010^2μmolof nickel(II)…

A:

Q: chemist prepares a solution of sodium carbonate (Na, CO, by weighing out 62.1 g of sodium carbonate…

A: We have given that Mass of Na2CO3 = 62.1 grams Volume of volumetric flask = 300mL  i.e.…

Q: mol aqueous A chemist must prepare 675. mL of 195. mM aqueous aluminum sulfate (Al, (SO,) ) working…

A: Given : Concentration of Al2(SO4)3 to be prepared = 195 mM = 0.195 M                  (since 1 M…

Q: A chemist must prepare 550. mL of 45.0 mM aqueous copper(II) sulfate (CuSO4) working solution. He'll…

A: When a concentrated solution is diluted then number of moles remains same only volume of solution…

Q: Calculate the concentration in mol/L

A: Molarity or molar concentration of solution is ratio of number of moles of solute to the volume of…

Q: A chemist prepares a solution of sodium thiosulfate (Na₂S₂O3) by measuring out 18. g of sodium…

A:

Q: A chemist must prepare 400. ml. of 6.00 µM aqueous mercury(1) chloride (Hg,C1,) working solution.…

A: we have to calculate the volume of stock solution needed

Q: reaches

A: mmoles of standard Solution = ( volume • concentration )  Note : 1mM = 10^-3 M  mmoles of standard…

Q: A chemist must prepare 850. ml. of 10.0 mM aqueous potassium permanganate (KMnO,) working solution.…

A: Given -> Final volume of solution = 850 ml = V2 Final concentration= 10.0 mM = 10.0 × 10-3 M = M2…

Q: A chemist must dilute  40.6mL  of  105.μM  aqueous silver(II) oxide  AgO  solution until the…

A: Given: Initial concentration (original solution), M1 = 105 μM The initial volume (original…

Q: Calculate the volume in milliliters of a 2.59M nickel(II) chloride solution that contains 175. g of…

A:

Q: A)  Calculate the molarity 12.21 mg KI in 107.6 mL of solution         Express your answer using…

A: Molarity of a solution is defined as the number of moles of solute to the total volume of solution.

Q: Calculate the volume in liters of a 8.73 x 10^-4 mol/L copper(II) fluoride solution that contains…

A: First we would calculate moles using given mass . Then using moles and given concentration in mol/L…

Q: A chemist prepares a solution of iron(II) bromide (FeBr,) by measuring out 223. µmol of iron(II)…

A: From given data Number of moles, n = 223 µmol Volume of solution, V = 200 mL = 0.2 L   As,…

Q: mass in grams of aluminum chloride

A:

Q: Suppose 42.5 g of copper(II) nitrate is dissolved in 250. mL of a 0.70 M aqueous solution of sodium…

A:

Q: Suppose 0.314 g of potassium chloride is dissolved in 100. mL of a 14.0 m M aqueous solution of…

A: Volume of solution = 100 mLMolarity of ammonium sulfate = 14.0 mMMass of potassium chloride added =…

Q: A chemist must prepare 575.mL of 1.00M aqueous sodium carbonate Na2CO3  working solution. She'll do…

A: When a concentrated solution (stock solution) of concentration C1 and volume V1 is diluted by adding…

Q: A chemist must dilute 45.2 mL of 3.27 M aquaous calcium bromide solution until the concetration…

A: As we know ,Moles the solute remains same on dilution but volume of the solution increases.Dilution…

Q: Suppose 0.753 g of sodium chloride is dissolved in 100. mL of a 57.0 m M aqueous solution of…

A:

Q: A chemist prepares a solution of nickel(II) chloride (NICI,) by measuring out 1.2x 10 jumol of…

A: Moles of NiCl2=1.2×102 μmol Volume=250 mL