A chemist prepares a solution of calcium sulfate (CaSO,) by weighing out 0.293 g of calcium sulfate into a 400. mL volumetric flask and filling the flask to the mark with water. Calculate the concentration in g/L of the chemist's calcium sulfate solution. Be sure your answer has the correct number of significant digits.
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 prepares a solution of aluminum chloride (AICI,) by measuring out 46. umol of aluminum…
A:
Q: A chemist prepares a solution of copper(II) sulfate (CuSO,) by measuring out 20.7 g of copper(I1)…
A: Given :- mass of copper(II)sulfate = 20.7 g volume of solution = 500 mL To calculate :-…
Q: A chemist prepares a solution of barium chloride (BaCl,) by measuring out 39. g of barium chloride…
A:
Q: A chemist prepares a solution of sodium chloride (NaCl) by weighing out 2.346 g of sodium chloride…
A: Concentration (w/V) = wt of solute in gram /volume of solution in Litre (V ltr)
Q: A chemist prepares a solution of calcium bromide (CaBr₂) by measuring out 241. g of calcium bromide…
A: Given : mass of CaBr2 = 241. g Volume of solution = 350. mL To calculate :…
Q: A chemist prepares a solution of iron(III) bromide (FeBr,) by measuring out 79. umol of iron(III)…
A: Molarity of solution is defined as, moles of solute present per liter of solution.
Q: A chemist prepares a solution of nickel(II) chloride (NiCl,) by weighing out 78.0 g of nickel(II)…
A: Concentration is a definite amount of solute in a solvent .concentration is also the ratio of the…
Q: A chemist prepares a solution of mercury(I) chloride (Hg,Cl,) by measuring out 0.347 mg of…
A: Molarity is a concentration term for a solution. The molarity of a given solution is defined as the…
Q: A chemist prepares a solution of barium chloride (BaCl,) by measuring out 17.8 umol of barium…
A: Given that : Micromoles of barium chloride (BaCl2) = 17.8 μmol The volume of solution = 150 mL
Q: A chemist prepares a solution of sodium carbonate (Na, CO,) by measuring out 62.5 g of sodium…
A: Given :- Mass of Na2CO3 = 62.5 g Volume of solution = 350. mL To determine :- Concentration of…
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 chemistry student weighs out 0.0252 g of sulfurous acid (H,so,), a diprotic acid, into a 250. mL…
A: The molar mass of sulfurous acid is 82.07 g/mol. The number of moles sulphurous acid is calculated…
Q: A chemist prepares a solution of calcium bromide (CaBr, ) by measuring out 30.2 umol of calcium…
A: Given ; Moles of CaBr2 = 30.2 micromol And volume of solution = 300 mL
Q: A chemist prepares a solution of sodium carbonate (Na,CO,) by measuring out 0.301 µmol of sodium…
A: Given : Moles of Na2CO3 = 0.301 µmol And volume of solution = 200 mL
Q: A chemist prepares a solution of nickel(II) chloride (NiCl,) by measuring out 11. umol of nickel(II)…
A: The concentration of a solution is determined by the amount of solute dissolved in the solution. For…
Q: A chemist prepares a solution of zinc nitrate by measuring out 78. umol of zinc nitrate into a 100.…
A: Given: The number of micromoles of zinc nitrate present = 78 μmol The volume of the solution = 100…
Q: A chemist prepares a solution of magnesium fluoride (MgF,) by measuring out 0.0118 µmol of magnesium…
A:
Q: An analytical chemist weighs out 0.196 g of an unknown monoprotic acid into a 250 mL volumetric…
A:
Q: A chemist must prepare 500. mL of 95.0 mM aqueous potassium permanganate (KMNO,) working solution.…
A: To approach this problem, the concept that we use is the concept of using equal milimoles of the…
Q: A chemist prepares a solution of nickel(II) chloride (NiCl,) by weighing out 4.73 g of nickel(II)…
A:
Q: A chemist prepares a solution of nickel(II) chloride NiCl2 by weighing out 48.2g of nickel(II)…
A: The number of moles for a given chemical species refers to the ratio of mass to the molar mass. The…
Q: A chemist prepares a solution of magnesium fluoride (MgF,) by measuring out 0.00744 umol of…
A:
Q: A chemist prepares a solution of aluminum chloride (AlCl,) by measuring out 20. umol of aluminum…
A: Given : Moles of AlCl3 = 20 µmol And volume of solution = 250 mL = 0.25 L…
Q: A chemist must dilute 20.6 mL of 22.0 mM aqueous aluminum sulfate (Al, (SO,)) solution until the…
A: In dilution, the millimoles or moles of solute remains same before & after dilution (Dilution…
Q: Calculate the mass (in grams) of oxalic acid (H2C2O4) needed to make 100.0 mL of a 0.250 M solution.…
A:
Q: A chemist must prepare 275. mL of 325. mM aqueous sodium carbonate (Na, CO,) working solution. He'll…
A: Answer:
Q: TUMS is a popular remedy for acid indigestion. A typical TUMS tablet contains calcium carbonate plus…
A: TUMS is an antacid medicine which is taken during acid indidestion.when it reacts with gastric…
Q: A chemist prepares a solution of mercury(II) iodide (Hgl,) by measuring out 0.0073 µmol of…
A: Given : Moles of HgI2 = 0.0073 µmol And volume of solution = 200 mL…
Q: A chemist prepares a solution of potassium dichromate (K,Cr,0,) by measuring out 8.2 g of potassium…
A:
Q: A chemistry student weighs out 0.0263 g of sulfurous acid (H,SO,), a diprotic acid, into a 250. mL…
A: The reaction between H2SO3 and NaOH is given by reaction: H2SO3 + 2NaOH ---> Na2SO3 + 2H2O…
Q: A chemist prepares a solution of copper(II) sulfate (CuSO,) by measuring out 16. umol of copper(II)…
A: Volume =250 ml = 0.250 L ( 1 L = 1000ml ) Mole = 16 micromole
Q: A chemist prepares a solution of potassium dichromate (K₂Cr₂O₂) by measuring out 9.94 μmol of…
A: A homogeneous mixture of two or more substances is known as a solution. The species which present in…
Q: A chemist prepares a solution of sodium carbonate (Na, CO,) by measuring out 101. g of sodium…
A:
Q: A chemist prepares a solution of barium chloride (BaCl,) by measuring out 48.6 g of barium chloride…
A: Assume whole volume of flask is occupied. Molecular mass of BaCl2 = 208 g
Q: A chemist must prepare 725.mL of 793.μM aqueous magnesium fluoride (MgF2) working solution. He'll do…
A: If M1 and V1 are molarity and volume of a solution before dilution and M2 and V2 are Molarity and…
Q: A chemist prepares a solution of calcium sulfate (CASO) by weighing out 0.06781 g of calcium sulfate…
A:
Q: A chemist prepares a solution of potassium iodide (KI) by weighing out 119.4 g of potassium iodide…
A: The concentration of a solution represents the amount of the solute with respect to the mount of the…
Q: A chemist makes 170. mL of aluminum sulfate (Al, (SO,) working solution by adding distilled water to…
A: Given: Concentration of stock solution = 1.83 mM Volume of stock solution taken = 130 mL And volume…
Q: A chemist prepares a solution of iron(III) bromide (FeBr,) by measuring out 310. g of iron(III)…
A: Molarity is the concentration term that gives the concentration of particular solution in units of…
Q: A chemist prepares a solution of silver perchlorate (AgClo,) by weighing out 2.40 kg of silver…
A: Concentration in g/dL = Mass of solute in g/Volume of solution on dL
Q: A chemist prepares a solution of silver nitrate (AGNO,) by weighing out 155. g of silver nitrate…
A: Concentration in g/dL can be expressed as the grams of solute per 100 mL of the solution, i.e.…
Q: A chemist prepares a solution of potassium permanganate (KMNO,) by weighing out 5.442 g of potassium…
A: To find concentration in g/L
Q: A chemist prepares a solution of iron(III) bromide (FeBr,) by measuring out 7.3 µmol of iron(III)…
A: Molarity : Moles of solute present per liter of solution is called molarity of that solution.…
Q: A chemist must prepare 800. mL of 69.0 µM aqueous mercury(II) iodide (HgI,) working solution. He'll…
A: Given : Volume of solution to be prepared = 800 mL Concentration of HgI2 = 69.0 µM = 69.0 X 10-6 M…
Q: A chemist prepares a solution of potassium dichromate (K₂Cr₂O7) by measuring out 43.6 µmol of…
A: Given :- No.of moles of K2Cr2O7 = 43.6 umol Volume of solution = 300. mL To calculate :…
Q: A chemist prepares a solution of sodium chloride (NaCL) by measuring out 5.83g of sodium chloride…
A: The concentration of solution in mol/L is referred to as molarity of solution and is expressed as:…
Q: A chemist prepares a solution of barium acetate BaC2H3O22 by measuring out 38.5g of barium…
A: Molarity can be obtained by the given equation below:
Q: A chemist must dilute 88.2mL of 6.18mM aqueous copper(II) fluoride CuF2 solution until the…
A: If a concentrated solution of Molarity M1 and volume V1 is diluted by adding water to a solution of…
Q: A chemist prepares a solution of mercury(II) iodide (Hgl,) by weighing out 7.148 mg of mercury(II)…
A: Given: weight of HgI2 is 7.148 mg volume of the solution is :150 ml No. of grams of solute present…
Mass of CaSO4 taken = 0.293 g
Volume of the CaSO4 solution prepared = 400 ml = 0.4 L
Step by step
Solved in 2 steps
- A chemistry student weighs out 0.112 g of formic acid (HCHO2) into a 250. mL volumetric flask and dilutes to the mark with distilled water. He plans to titrate the acid with 0.0800M NaOH solution. Calculate the volume of NaOH solution the student will need to add to reach the equivalence point. Be sure your answer has the correct number of significant digits.A chemist prepares a solution of nickel(II) chloride NiCl2 by weighing out 48.2g of nickel(II) chloride into a 450.mL volumetric flask and filling the flask to the mark with water.Calculate the concentration in __g/L of the chemist's nickel(II) chloride solution. Be sure your answer has the correct number of significant digits.A chemistry student weighs out 0.160 g of sulfurous acid (H2SO3), a diprotic acid, into a 250. mL volumetric flask and dilutes to the mark with distilled water. He plans to titrate the acid with 0.1600M NaOH solution. Calculate the volume of NaOH solution the student will need to add to reach the final equivalence point. Be sure your answer has the correct number of significant digits.
- A chemist prepares a solution of silver(I) nitrate AgNO3 by measuring out 6.4102 x 10^2 μmol of silver(I) nitrate into a 450.mL volumetric flask and filling the flask to the mark with water. Calculate the concentration in mol/L of the chemist's silver(I) nitrate solution. Round your answer to 2 significant digits.A chemistry student weighs out 0.152g of phosphoric acid H3PO4 , a triprotic acid, into a 250.mL volumetric flask and dilutes to the mark with distilled water. He plans to titrate the acid with 0.2000M NaOH solution. Calculate the volume of NaOH solution the student will need to add to reach the final equivalence point. Be sure your answer has the correct number of significant digits.A chemist prepares a solution of potassium dichromate (K2Cr2O7) by measuring out 19.4g of potassium dichromate into a 250.mL volumetric flask and filling the flask to the mark with water. Calculate the concentration in mol/L of the chemist's potassium dichromate solution. Round your answer to 3 significant digits.
- A chemistry student weighs out 0.160g of sulfurous acid H2SO3, a diprotic acid, into a 250.mL volumetric flask and dilutes to the mark with distilled water. He plans to titrate the acid with 0.1600M NaOH solution. Calculate the volume of NaOH solution the student will need to add to reach the final equivalence point. Be sure your answer has the correct number of significant digits.A chemist must prepare 550.mL of 60.0mM aqueous potassium dichromate K2Cr2O7 working solution. He'll do this by pouring out some 0.403molL aqueous potassium dichromate stock solution into a graduated cylinder and diluting it with distilled water. Calculate volume in mL of potassium dichromate stock solution that the chemist should pour out. Be sure your answer has the correct number of significant digits.A chemist adds 75.0mL of a /3.20gdL potassium dichromate K2Cr2O7 solution to a flask.Calculate the mass in grams of potassium dichromate the chemist has added to the flask. Be sure your answer has the correct number of significant digits.
- A student pipetted 10 mL of a sample solution into a 250 mL volumetric flask and diluted it to the mark with distilled water. The student then, pipetted 10 mL of this new solution into a 50.00 mL volumetric flask and diluted it to the mark with water. What is the dilution factor of the final solution? 25X 100X 125X 5X 50XA chemist prepares a solution of aluminum sulfate (Al2(SO4)3) by measuring out 15.g of aluminum sulfate into a 450.mL volumetric flask and filling the flask to the mark with water. Calculate the concentration in mol/L of the chemist's aluminum sulfate solution. Round your answer to 2 significant digits. mol/LA chemist prepares a solution of mercury(I) chloride (Hg2Cl2) by measuring out 0.000221μmol of mercury(I) chloride into a 300. mL volumetric flask and filling the flask to the mark with water. Calculate the concentration in μmol/L of the chemist's mercury(I) chloride solution. Round your answer to 3 significant digits.