Calculate the molality of solution

Assignment Help Chemistry
Reference no: EM131421984

The density of an aqueous solution containing 15.0 percent ethanol (C2H5OH) by mass is 0.973 g/mL.

(a) Calculate the molality of this solution.

(b) Calculate the solution's molarity.

(c) What volume of the solution would contain 0.153 mole of ethanol?

Reference no: EM131421984

Questions Cloud

How to minimize the impact of cyber attacks on your business : Analyzing the Impact of Cybercrime Laws on How Entrepreneurs and Marketers Conduct Their Businesses.Using Cloud Computing to Benefit the Growth of Business intelligence.Disaster Recovery Planning and Business continuity.And The Role of Business intel..
What is the solubility : A 3.80-g sample of a salt dissolves in 9.20 g of water to give a saturated solution at 26°C. What is the solubility (in g salt/100 g of H2O) of the salt?
Explain carefully what confidence means in given context : Create a 95% confidence interval for the effectiveness of this drug.- Interpret your interval in context.- Explain carefully what 95% confidence means in this context.
What is the purpose of putting it into the newspaper : What is the article about - What is the purpose of putting it into the newspaper? (entertain, inform, persuade, sales, etc? and Whom would it interest? (target audience or audiences)
Calculate the molality of solution : The density of an aqueous solution containing 15.0 percent ethanol (C2H5OH) by mass is 0.973 g/mL. (a) Calculate the molality of this solution.
What determines the quality of the article is its source : Part of what determines the quality of the article is its source. The following are suggested: Ad Week, Advertising Age, Bloomberg Business Week, Crain's regional publications, Entrepreneur, Forbes, Fortune, Harvard Business Review, Inc.
Determining the heat of vaporization of water : The heat of fusion of water is 79.9 cal/g, the heat of vaporization of water is 540 cal/g, and the specific heat of water is 1.00 cal/deg/g. How many grams of ice at 0 ° could be converted to steam at 100 °C by 8,195 cal of heat?
How many students must be surveyed : If the school hopes to estimate the true proportion among all its students with 90% confidence and a margin of error of ±4%, how many students must be surveyed?
Will they do a one tailed or a two tailed test : What kind of a study is this?- Will they do a one-tailed or a two-tailed test?- Explain in this context what a Type I error would be.

Reviews

Write a Review

Chemistry Questions & Answers

  Define and complete and balance the equations for reactions

Complete and balance the equations for each of the following reactions. Express your answer as a chemical equation. Identify all of the phases

  Explain solution of hcl is required to completely neutralize

What volume of a 0.50 M solution of HCl is required to completely neutralize 3.0 grams of NaOH

  An ordinary 30 v flashlight bulb draws roughly 025 a of

an ordinary 3.0 v flashlight bulb draws roughly 0.25 a of current and converts about 1.0 of the electrical power into

  Calculate the mass in grams of solid benzoic acidc6h5cooh

calculate the mass in grams of solid benzoic acidc6h5cooh you would need in order toprepare 1.0 liter of benzoic

  Call a statement in any language a computed case

1. We call a statement in any language a computed case type of statement if it branches to one of several areas in the program, depending on the value of a variable. Discus the positive and negative aspects of a computed case statement. In particular..

  Compute the value of e for the cell of operation stage

calculate the value for E for the cell at 25oC (b) A current is drawn from the cell until 1.20 g of silver have been deposited at the silver electrode. Calculate the value of E for the cell at that stage of operation.

  The element lead pb consists of four naturally occurring

the element lead pb consists of four naturally occurring isotopes with atomic masses 203.97302205.97444206.97587 and

  What mass in grams is converted into energy

What mass in grams is converted into energy

  Explain what order would glutamic acid eluted

In what order would the amino acids arginine, leucine, and lysine be eluted from a Dowex-1 column at pH 10.5? (b) In what order would glutamic acid

  Which technique is used most often in practice

How do you think the use of quantitative methods related to these advantages and disadvantages? 2. How do forecast practitioners rank various forecasting models applied to any given problem? Which technique is used most often in practice and why?

  A patient is injected with a salt solution containing sodium

Sodium-24 is used to treat leukemia and has a half-life of 15 hours. A patient is injected with a salt solution containing sodium-24. What percentage of the 24Na remained after 48 hours

  Explain what is the ph of a solution obtained by nitric acid

What is the pH of a solution obtained by adding 5.00 g of HI to 295 mL of a 0.786 M solution of nitric acid?

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