How many gms of water must be combined with methanol

Assignment Help Chemistry
Reference no: EM1394657

How many gms of H2O must be combined to 519.5 gms of methanol at 20°C to have an osmotic pressure of 408 mm of Hg? Methanol density = 0.8921 g/mL.

Reference no: EM1394657

Questions Cloud

Assumption of independence which is violated : What is the probability of a fatal accident over a lifetime? Explain your reasoning carefully. Hint: Assume independent events. Why might the assumption of independence be violated? Why might a driver be tempted not to use a seat belt "just on thi..
Why under fixed exchange rates the monetary policy : Discuss the advantages and disadvantages of free international trade and Keynesian giving emphasis in the demand-side of the economy and Explain why under fixed exchange rates the monetary policy is not effective.
Dependent and independent samples : What are differences between dependent and independent samples? Provide examples. What are the implications for determining the tests used to analyze data?
Examine need for diversity awareness in communications : Examine the need for diversity awareness in communications. Explain the level of diversity awareness in organization's climate.
How many gms of water must be combined with methanol : How many gms of H2O must be combined to 519.5 gms of methanol at 20°C to have an osmotic pressure of 408 mm of Hg? Methanol density = 0.8921 g/mL.
Independent alternators to provide electrical power : A certain airplane has two independent alternators to provide electrical power. The probability that a given alternator will fail on a 1-hour flight is .02. What is the probability that (a) both will fail? (b) Neither will fail? (c) One or the oth..
Different jurisdications for juvenile substance abuse : Assume we have three different samples each comprised of 20 different jurisdications. Our objective is to compare the seriousness of juvenile substance abuse across all the samples.
Compare plasma membrane receptors : Unlike steroid hormones, signaling molecules that are large and/or hydrophilic cannot pass through the cell's plasma membrane and therefore must bind extracellularly to receptor molecules in the plasma membrane.
Getting a sample mean : The average cost of a one bedroom apartment in a town is $550 per month. What is the probability of randomly selecting a sample of 50 one bedroom apartments in this town and getting a sample mean of less then $530 if the population standard deviat..

Reviews

Write a Review

Chemistry Questions & Answers

  Determine the mass of calcium carbonate

Find the amount of known substance present in the mixture and determine the mass of calcium carbonate present in original mixture.

  Application of ideal gas law

Application of ideal gas law - How high can you raise the temperature of the gas without bursting the vessel?

  Chemical kinetics - reactants of the slow step of a reaction

Chemical Kinetics - Show that only the reactants of the slow step of a reaction are found in the rate law of the reaction - which of the two steps is slower and which substance (if any) is probably an unstable intermediate?

  Chemical and pharmaceutical science

Write an equation for the formation of an acetal from reaction of excess methanol with benzaldehyde in the presence of an acid catalyst.

  Find the formula of a compound using stoichiometry

Find the formula of a compound using stoichiometry and ideal gas equation and Deduce from these data the corresponding equation and write formulas for the oxide and sulfate of M .

  Make nuclear fission more efficient

Multiple choice questions in Nuclear reactions - make nuclear fission more efficient, which device is used in a nuclear reactor to slow the speed

  Force of water hitting a concrete cylindrical pole

How do you calculate the force of water hitting a concrete cylindrical pole. The velocity of the water is 2 ft/s, the depth of the water is 10 ft, and diameter of the pole is 3 ft. So what would be the total force exerted on the pole by the water?

  What is the ph of a solution

Find the pH solution & Hydronium ion concentration and What is the pH of a solution of 0.17 M acid and 0.81 M of its conjugate base if the pKa = 8.62?

  Reaction between solid sodium and iron

The reaction between solid sodium and Iron (III) oxide is one in a series of reactions that inflates an automobile airbag.

  Evaluate the operating conditions of the chiller

Evaluate the operating conditions of the chiller - what temperature must the chiller operate if the product streams are also at 1 atm total pressure?

  Chemistry of proteins and hemoglobin

Chemistry of Proteins and Hemoglobin - What is the effect of the following changes on the O 2  affinity of hemoglobin?

  How the equilibrium of the following reactions

Using Le Chatelier's Principle to predict the effect of a change in conditions on a chemical equilibrium -  Predict how the equilibrium of the following reactions will be affected by the changes listed.

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