A chemist adds 385.0mL of a 0.071/molL potassium permanganate KMnO4 solution to a reaction flask. Calculate the millimoles of potassium permanganate the chemist has added to the flask. Round your answer to 2 significant digits. ______mmol

A chemist adds 385.0mL of a 0.071/molL potassium permanganate KMnO4 solution to a reaction flask. Calculate the millimoles of potassium permanganate the chemist has added to the flask. Round your answer to 2 significant digits. ______mmol

Chemistry: The Molecular Science

5th Edition

ISBN:9781285199047

Author:John W. Moore, Conrad L. Stanitski

Publisher:John W. Moore, Conrad L. Stanitski

Chapter1: The Nature Of Chemistry

Section: Chapter Questions

Problem 127QRT

See similar textbooks

Related questions

Q: A chemist adds 365.0mL of a 1.1/molL sodium nitrate NaNO3 solution to a reaction flask. Calculate…

A: Given: Concentration of NaNO3 = 1.1 mol/L. And volume of solution added = 365.0 mL = 0.3650 L…

Q: after 5.63g sample of Wood's metal has been added to the water in a 10-mL graduated cylinder, the…

A: Given weight of wood's metal = 5.63 g volume of cylinder = 10 mL new water level = 8.7 mL Find…

Q: O CHEMICAL REACTIONS Uusing molarity to find solute moles and solution volume A chemist adds 1.50 L…

A: Given: 1.50 L of 2.0 M sodium nitrate solution

Q: A chemist adds 215.0 ml. of a 0.29 mol/L copper(11) sulfate (CUSO,) solution to a reaction flask.…

A: Mass of CuSO4 = 9.95 g

Q: What is the molarity of a solution prepared by dissolving 233.4 grams of Fe(OH)3 in enough water to…

A: Given: The given mass of Fe(OH)3=233.4 g. The molar mass of Fe(OH)3=106.86 g/mole. The volume of the…

Q: A chemist adds 105.0 mL of a 0.243 M aluminum chloride (AICI,) solution to a reaction flask.…

A: From the question Moles of AlCl3 = 0.243 1 mole = 1000 mmole

Q: A 53.0 -mL sample of a 14 % (m/v) H2SO4 solution is added to water to give a final volume of 440 mL.…

Q: A chemist prepares a solution of mercury(II) iodide (HgI,) by measuring out 9.14 mg of mercury(II)…

Q: A pharmacist adds distilled water to 4.00 g of a powdered drug. The final volume of the solution is…

Q: A chemist adds 1.20 L of a 0.67M aluminum sulfate (AL solution to a reaction flask. Calculate the…

A: Molarity (M) : Number of moles of solute (nB) present in 1 litre of solution is called molarity…

Q: A chemist adds 390.0 mL of a 0.073M barium chloride (BaCl,) solution to a reaction flask. Calculate…

Q: A chemist prepares a solution of calcium sulfate (CaSO,) by measuring out 0.15 µmol of calcium…

Q: A chemist prepares a solution of calcium bromide (CaBr2) by measuring out 30.2 µmol of calcium…

A: Given ; moles of CaBr2 = 30.2 micromol And volume of solution = 300 mL

Q: A chemist prepares a solution of silver nitrate (A£NO,) by weighing out 262.7 g of silver nitrate…

A: Given data Mass of Silver Nitrates, w =262.7g Volume of Solution, v =300mL

Q: A Chem 1B student has to prepare 155 mL of 0.100 M KI in water. He finds a bottle that states it is…

Q: 10 11 12 13 14 A chemist prepares a solution of potassium iodide (KI) by measuring out 3.0 x 10"…

Q: A chemist prepares a solution of aluminum sulfite (Al2(SO3)3) by measuring out 4.3 μmol of aluminum…

A: Concentration in mmol/L = number of mmols/Volume in L

Q: A chemist adds 260.0 mL of a 0.360 mol/L nickel(II) chloride (NiCl,) solution to a reaction flask.…

Q: A chemist prepares a solution of barium chlorate (Ba(ClO,)) by measuring out 2.0 g of barium…

A: W know that Molarity = number of moles of solute / volume of the solution in L Given that Mass of…

Q: A chemist adds 440.0 mL of a 2.59 x 10 -4 umol/L magnesium fluoride (MgF, solution to a reaction…

A: 1 μmole = 10-3 millimoles

Q: A chemist must dilute 48.0 mL of 3.86 M aqueous iron(III) bromide (FeBr,) solution until the…

A: Given : Initial volume of solution = 48.0 mL Initial concentration of FeBr3 = 3.86 M And final…

Q: A chemist prepares a solution of barium chlorate (Ba (CIO3),) by measuring out 13.7 g of barium…

A: Concentration = number of moles/volume(in L) And, Number of moles = mass/molar mass

Q: A chemist adds 350.0 mL of a 0.22 mol/L potassium permanganate (KMNO,) solution to a reaction flask.…

Q: A chemist makes 0.880 L of silver(II) oxide (AgO) working solution by adding distilled water to…

Q: A chemist adds 145.0 mL of a 0.00260 mol/L calcium sulfate (CaSO.) solution to a reaction flask.…

A: Given volume = 145 ml Molarity = 0.00260 mol/litre Molarity = number of moles Volume in litre

Q: A chemist prepares a solution of sodium nitrate (NaNO,) by measuring out 83.1 g of sodium nitrate…

A: Mass of sodium nitrate (m) taken = 83.1 g Volume of solution = 100 mL Volume of solution in L =…

Q: A chemist adds 410.0mL of a 4.8x10−5/mmolL mercury(II) iodide HgI2 solution to a reaction flask.…

A: Given, Volume of mercury (II) iodide = 410.0 mL { number of significant figure = 4}…

Q: A chemist prepares a solution of barium chlorate (Ba(CIO 3),) by measuring out 28.6 µmol of barium…

A: Given : moles of Ba(ClO3)2 = 28.6 micro mol And volume of solution = 100 mL

Q: A chemist adds 445.0mL of a 0.024M copper(II) sulfate (CuSO4) solution to a reaction flask.…

A: Given data,

Q: A chemist must dilute 0.0757 L of 11.6 M aqueous silver nitrate (AGNO, solution until the…

Q: 2.) Five standardized dilutions of aqueous lead(II) chromate solution were prepared by adding a…

A: The concentration of the [CrO42-] in 100 mL deionised water can be detrmined by using the formula.…

Q: O CHEMICAL REACTIONS Using molarity to find solute mass and solution volume A chemist adds 1.60 L of…

A: A chemist adds 1.60 L of a 0.0014 mM copper(II) fluoride (CuF₂) solution to a reaction flask.…

Q: A chemist adds 195.0mL of a 1.5M barium acetate (Ba(C2H3O2)2) solution to a reaction flask.…

A: Molar mass of barium acetate = 255.43 g/mol

Q: A chemist adds 210.0mL of a 0.248 mol/L barium chlorate (Ba(ClO3)2) solution to a reaction flask.

Q: Y Part A As a technician in a large pharmaceutical research firm, you need to produce 450. mL of…

A: part A: 450. ml of 1.00 M potassium phosphate buffer = 0.450 L * 1.00 mole / L = 0.450 mole Let…

Q: A chemist adds 0.90L of a 1.72 M potassium iodide KI solution to a reaction flask. Calculate…

Q: A chemist adds 280.0 mL of a 1.32M iron(III) bromide (FeBr,) solution to a reaction flask. Calculate…

A: Volume of FeBr3 added to the flask = 280 mL = 0.28 LMolarity of this FeBr3 = 1.32 M = 1.32 mol/L…

Q: A chemist adds 415.0 mL of a 1.78M potassium iodide (KI) solution to a reaction flask. Calculate the…

A: The question deals with the concept of solution preparation. we have to calculate the number of…

Q: A chemist must prepare 0.675 L of 1.00 M aqueous nickel(II) chloride (NiCl,) working solution.…

Q: A chemist prepares a solution of potassium permanganate (KMNO4) by measuring out 36. µmol of…

A: Given, Moles of KMnO4 = 36 µmol Volume of solution = 500 mL = 0.500 L (1 mL = 0.001 L)

Q: A chemist adds 80.0mL of a 3.7M sodium nitrate NaNO3 solution to a reaction flask. Calculate the…

A: Number of millimoles = Molarity x Volume in mL

Q: A chemist adds 305.0 mL of a 0.41M barium chloride (BaCl₂) solution to a reaction flask. Calculate…

A: Given, Volume of solution = 305.0 mL = 0.305 L Concentration…

Q: You have a stock solution of HCI that is 37.4 % HCl by mass and has a density of 1.20 g/mL. What…

Q: A chemist prepares a solution of zinc nitrate (Zn(NO,) by measuring out 91.0 µmol of zinc nitrate…

Q: A chemist adds 330.0mL of a 0.0536mM copper(II) sulfate CuSO4 solution to a reaction flask.…

A: Given data: The volume of CuSO4 solution = 330.0 mL. The molarity of CuSO4 solution = 0.0536 mM. To…

Q: A chemist adds 210.0 mL of a 0.49M copper(II) sulfate (CuSO) solution to a reaction flask. Calculate…

A: Given : Volume of solution added = 210 mL And concentration of CuSO4 = 0.49 M

Q: A chemist adds 40.0 ml of a 0.82 mol/L barium chloride (BaCl,) solution to a reaction flask.…

A: given, volume of solution == 40.0 mL = 0.040 L molarity of solution = 0.82 mol/L

Q: What is the volume (in mL) of 0.185 M (sulfuric acid) containing 0.574 g ? Volume = mL

A: The molarity of the given sulfuric acid solution is defined as the number of moles of the sulfuric…

Q: A chemist adds 350.0 mL of a 0.039 umol/L barium chloride (BaCl,) solution to a reaction flask.…

A: Volume of BaCl2 added, V = 350 mL = 0.350 L Molarity of BaCl2 , C = 0.039 umol/L = 0.039 × 10-6…

Q: A chemist prepares a solution of calcium sulfate (CaSO4) by measuring out 0.28 g of calcium sulfate…

A: Molarity is defined as number of moles of solute divide by volume of solution.

Concept explainers

Matter and Measurement

In the universe, there is matter, energy, and void space. The universe contains energy and void space. The definition of matter can be considered as something which possesses mass and consumes space. Chemistry is that branch of science which deals with the study of matter. Under chemistry, nature, composition, and the changes occurring to matter are discussed.

Question

100%

______mmol

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.

Similar questions

A chemist adds 330.0mL of a 0.0536mM copper(II) sulfate CuSO4 solution to a reaction flask. Calculate the mass in milligrams of copper(II) sulfate the chemist has added to the flask. Round your answer to 3 significant digits.
A chemist must dilute 16.6mL of 2.03M aqueous zinc nitrate ZnNO32 solution until the concentration falls to 1.00M. She'll do this by adding distilled water to the solution until it reaches a certain final volume. Calculate this final volume, in milliliters. Round your answer to 3 significant digits.
A chemist adds 1.90L of a 0.106 M potassium dichromate K2Cr2O7 solution to a reaction flask. Calculate the millimoles of potassium dichromate the chemist has added to the flask. Be sure your answer has the correct number of significant digits. mmol
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 9.0 mL sample of a 42.0 % (m/v) acetic acid (HC2H3O2) solution is added to water to give a final volume of 48 mL. Express your answer to two significant figures and include the appropriate units.
A liniment contains 15 % (v/v) of methyl salicylate. How many mL of the liniment can be made from 1 pint of methyl salicylate? Volume(ml) x %(expressed in decimal)= mL of active ingredients
A chemist adds 410.0mL of a 4.8x10−5/mmolL mercury(II) iodide HgI2 solution to a reaction flask. Calculate the micromoles of mercury(II) iodide the chemist has added to the flask. Be sure your answer has the correct number of significant digits.
A chemist adds 345.0mL of a 0.229 M potassium permanganate KMnO4 solution to a reaction flask. Calculate the millimoles of potassium permanganate the chemist has added to the flask. Round your answer to 3 significant digits.
A chemist must dilute 87.0mL of 8.34mM aqueous calcium sulfate CaSO4 solution until the concentration falls to 4.00mM. He'll do this by adding distilled water to the solution until it reaches a certain final volume. Calculate this final volume, in liters. Round your answer to 3 significant digits.
A chemist adds 80.0mL of a 3.7M sodium nitrate NaNO3 solution to a reaction flask. Calculate the millimoles of sodium nitrate the chemist has added to the flask. Be sure your answer has the correct number of significant digits.
A chemist prepares a solution of nickel(II) chloride NiCl2 by measuring out ×1.010^2μmolof nickel(II) chloride into a 350.mL volumetric flask and filling the flask to the mark with water. Calculate the concentration in mmol/L of the chemist's nickel(II) chloride solution. Be sure your answer has the correct number of significant digits.
A chemist adds 195.0mL of a 1.5M barium acetate (Ba(C2H3O2)2) solution to a reaction flask. Calculate the mass in grams of barium acetate the chemist has added to the flask. Round your answer to 2 significant digits.