What is the new molarity of the solution

Assignment Help Chemistry
Reference no: EM13695276

A chemist prepares 460 mL of a 2.0 M solution of K2Cr2O7 in water. A week later, the chemist wants to use the solution, but the stopper has been left off the flask and 35 mL of water has evaporated. What is the new molarity of the solution? (assume 1g of K2Cr2O7 = 1 ml of K2Cr2O7).

Reference no: EM13695276

Questions Cloud

How much heat did this sample absorb : How much heat did this sample absorb?
The distraction cause an increase or decrease in the slpope : The distraction cause an increase or decrease in the slpope
What is the actual yield of na3c6h5o7 : What is the actual yield of Na3C6H5O7
Calculate how many grams of o2 : Calculate how many grams of O2(g) can be produced from heating 20.9 grams of KClO3(s).
What is the new molarity of the solution : What is the new molarity of the solution?
Saccharin is an artificial sweetener : Saccharin is an artificial sweetener
Calculate the ph of the solution : Calculate the pH of the solution
The mixture after the reaction is complete : The mixture after the reaction is complete.
Determine the molality of the solution : The mole fraction of a certain electrolyte compound in a solution containing only that substance and water is 0.100. The molecular weight of water is 18.0 g/mol. What additional information is needed to determine the molality of the solution?

Reviews

Write a Review

Chemistry Questions & Answers

  How many grams of glucose are of the final solution

How many grams of glucose are in 100. rm mL of the final solution?

  Explain the catalytic hydrogenation of carbon monoxide

Liquid methanol (CH3OH) can be used as an alternative fuel in pickup and SUV engines. An industrial method for preparing it uses the catalytic hydrogenation of carbon monoxide

  What is the density of a block of marble

What is the density of a block of marble that occupies 350 cm3 and has a mass of 660 g?Answer in units of g/cm

  Comparison between utility companies paper

Explain the type of nonrenewable energy resource used and their short-term and long-term effects on the environment

  Compute the molar solubility of silver thiocyanate

Calculate the molar solubility of silver thiocyanate, AgSCN, in pure water and in water containing 0.010 M NaSCN.

  What percentage of iron in the blood

Fe 2+(aq) + 6CN- (aq) -->/

  Explain what is the mole fraction of carbon dioxide

what is the partial pressure of carbon dioxide at the end of the reaction. What is the mole fraction of carbon dioxide at the end of the reaction

  How many mmoles of hcl can be neutralized

A certain brand of antacid has a dosage that contain 400 mg Mg(OH)2. How many mmoles of HCl can be neutralized by one dose of this antacid?

  Estimate the quantity of chlorine to treat water

If chlorine gas (Cl2) is added at a dose of 2 mg/L, estimate the quantity (pounds) of chlorine that must be added to treat 15,000,000 gallons of water

  What mass of solid sodium formate must be added

What mass of solid sodium formate (of MW 68.01) must be added to 140 mL of 0.3 mol/L formic acid (HCOOH) to make a buffer solution having a pH of 3.77? Ka = 0.00018 for HCOOH.

  Explain a radical chlorination reaction

Assume that you have carried out a radical chlorination reaction on (R)-2- chloropentane and have isolated (in low yield) 2,4-dichloropentane.

  Explain what volume of a 15% by mass naoh

What volume of a 15% by mass NaOH, which its density is 1.116g/mL, should be used to make 5.40L of an NaOH solution with a pH of 10.2

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd