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A chemist adds 295.0mL of a 1.21/molL aluminum chloride AlCl3 solution to a reaction flask. Calculate the mass in grams of aluminum chloride the chemist has added to the flask. Be sure your answer has the correct number of significant digits.
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- A chemist adds 145.0 mL of a 0.00260 mol/L calcium sulfate (CaSO) solution to a reaction flask. Calculate the millimoles of calcium sulfate the chemist has added to the flask. Be sure your answer has the correct number of significant digits. |mmol Ox10A chemist adds 360.0mL of a 0.830 M barium chloride BaCl2 solution to a reaction flask. Calculate the mass in grams of barium chloride the chemist has added to the flask. Be sure your answer has the correct number of significant digits.A chemist adds 470.0mL of a 0.224/molL barium chloride BaCl2 solution to a reaction flask. Calculate the mass in grams of barium chloride the chemist has added to the flask. Round your answer to 3 significant digits.
- A chemist adds 400.0mL of a 3.3/molL silver nitrate AgNO3 solution to a reaction flask. Calculate the millimoles of silver nitrate the chemist has added to the flask. Be sure your answer has the correct number of significant digits.Suppose 0.377 g of potassium chloride is dissolved in 100. mL of a 37.0 m M aqueous solution of silver nitrate. Calculate the final molarity of chloride anion in the solution. You can assume the volume of the solution doesn't change when the potassium chloride is dissolved in it. Be sure your answer has the correct number of significant digits. M D x10 X SA chemist prepares a solution of magnesium fluoride (MgF,) by measuring out 0.0152 µumol of magnesium fluoride into a 200. mL volumetric flask and filling the flask to the mark with water. Calculate the concentration in mol/L of the chemist's magnesium fluoride solution. Be sure your answer has the correct number of significant digits. mol olo L Ar
- A chemist must prepare 300.mL of 2.00M aqueous silver perchlorate AgClO4 working solution. He'll do this by pouring out some 5.62molL aqueous silver perchlorate stock solution into a graduated cylinder and diluting it with distilled water. Calculate the volume in mL of the silver perchlorate stock solution that the chemist should pour out. Round your answer to 3 significant digits.A chemist prepares a solution of magnesium fluoride (MgF,) by measuring out 0.0118 µumol of magnesium fluoride into a 300. mL volumetric flask and filling the flask to the mark with water. Calculate the concentration in mol/L of the chemist's magnesium fluoride solution. Be sure your answer has the correct number of significant digits. mol x10 Lmol L A chemist must prepare 850. mL of 2.00 M aqueous silver nitrate (AgNO3) working solution. He'll do this by pouring out some 4.47 aqueous silver nitrate stock solution into a graduated cylinder and diluting it with distilled water. Calculate the volume in mL of the silver nitrate stock solution that the chemist should pour out. Be sure your answer has the correct number of significant digits.
- A chemist prepares a solution of potassium dichromate (K, Cr,0,) by measuring out 63.7 umol of potassium dichromate into a 450. mL volumetric flask and filling the flask to the mark with water. Calculate the concentration in umol/L of the chemist's potassium dichromate solution. Be sure your answer has the correct number of significant digits. H mol LSuppose 3.32 g of sodium chloride is dissolved in 100. mL of a 0.60 Maqueous solution of potassium carbonate. Calculate the final molarity of sodium cation in the solution. You can assume the volume of the solution doesn't change when the sodium chloride is dissolved in it. Be sure your answer has the correct number of significant digits. |M x10 ?A chemist prepares a solution of magnesium fluoride (MgF, by measuring out 0.032 umol of magnesium fluoride into a 450. mL volumetric flask and filling the flask to the mark with water. Calculate the concentration in umol/L of the chemist's magnesium fluoride solution. Be sure your answer hås the correct number of significant digits, u mol L