A chemist adds 170.0mL of a 0.208M potassium permanganate KMnO4 solution to a reaction flask. Calculate the mass in grams of potassium permanganate the chemist has added to the flask. Round your answer to 3 significant digits.
A chemist adds 170.0mL of a 0.208M potassium permanganate KMnO4 solution to a reaction flask. Calculate...
A chemist adds 0.95L of a 0.0992mM potassium iodide (KI) solution to a reaction flask. Calculate the mass in milligrams of potassium iodide the chemist has added to the flask. Be sure your answer has the correct number of significant digits.
A chemist adds 170.0mL of a 0.273M barium acetate BaC2H3O22 solution to a reaction flask. Calculate the mass in grams of barium acetate the chemist has added to the flask. Round your answer to 3 significant digits.
A chemist adds 430.0 mL of a 3.6M potassium iodide (KI) solution to a reaction flask. Calculate the millimoles of potassium iodide the chemist has added to the flask. Be sure your answer has the correct number of significant digits.
A chemist adds 975.0 mL of a 0.00988g/L magnesium fluoride solution to a flask. Calculate the mass in grams of magnesium fluoride the chemist has added to the flask. round your answer to three sig figs. A chemist adds 975.0 mL of a 0.00988 g/L magnesium fluoride (MgF2) solution to a flask. Calculate the mass in grams of magnesium fluoride the chemist has added to the flask. Round your answer to 3 significant digits. x 5 ?
please help and explain. Thank you A chemist prepares a solution of potassium permanganate (KMnO4) by measuring out 21. umol of potassium permanganate into a 400. mL volumetric flask and filling the flask to the mark with water. Calculate the concentration in mol/L of the chemist's potassium permanganate solution. Be sure your answer has the correct number of significant digits. xs ?
A chemist adds 0.70 L of a 68.9 g/dL potassium iodide (KI) solution to a flask. Calculate the mass in kilograms of potassium iodide the chemist has added to the flask. Round to the correct number of significant digits.
A chemist adds 225.0mL of a 0.00339μM calcium sulfate CaSO4 solution to a reaction flask. Calculate the millimoles of calcium sulfate the chemist has added to the flask. Round your answer to 3 significant digits.
A chemist adds 305.0mL of a 0.32/molL copper(II) sulfate CuSO4solution to a reaction flask. Calculate the mass in grams of copper(II) sulfate the chemist has added to the flask. Round your answer to 2 significant digits.
A chemist adds 415.0 mL of a 1.4M zinc nitrate (Zn(NO). solution to a reaction flask. Calculate the mass in kilograms of zinc nitrate the chemist has added to the flask. Round your answer to 2 significant digits. 5 ?
A chemist adds 1.30L of a ×6.7510−5/mmolL zinc oxalate ZnC2O4 solution to a reaction flask. Calculate the micromoles of zinc oxalate the chemist has added to the flask. Round your answer to 3 significant digits.