What is composition of mixture by volume

Assignment Help Chemistry
Reference no: EM13163261

A gas mixture composed of helium and argon has a density of 0.719g/l at a 743mmHg and 298k . What is composition of mixture by volume?

Reference no: EM13163261

Questions Cloud

Integration and random numbers : assemble 1,000 bolt + hole combinations. The bolts have a mean diameter of 1.000 cm, normally distributed with standard deviation of 0.010 cm. The holes have a mean diameter of 1.030 cm, normally distributed with standard deviation of 0.015 cm.
What is the value of delta h for the combustion of the fuel : When 1 of a fuel is burned at constant pressure, it produces 3452 of heat and does 13 of work. What is the value of delta H for the combustion of the fuel?
Journalizing and reporting bond transactions : The semiannual interest dates are May 31 and November 30. The bonds are issued on July 31, 2012, at par plus accrued interest.
Determine the mass in grams of chlorine : Balance the equation and determine the mass in grams of chlorine that would be formed if 25 grams of PCl3 (molecular mass = 137.32 g/mol) decompose.
What is composition of mixture by volume : A gas mixture composed of helium and argon has a density of 0.719g/l at a 743mmHg and 298k . What is composition of mixture by volume?
What is the molar heat of vaporization of nitrogen : In one experiment, the mass of water is 93.0 grams, the initial temperature of the water is 67.2oC, the mass of liquid nitrogen added to the water is 57.8 grams, and the final temperature of the water, after the liquid nitrogen has vaporized, is 3..
Develop an alternative costing system : Develop an alternative costing system to use for bids to overcome this problem and write a report to Susan Sharma identifying the reasons why the company has been losing bids to its competitors
Show the bitmap : Show the bitmap after:a) File B is written, using 3 blocks b) File A is deleted. c) File C is written, using 4 blocks
What is the molar mas of agno3 : suppose you want to find out how many milliliters of 1.0 M AgNO3 are needed to provide 169.9g of pure AgNO3.

Reviews

Write a Review

Chemistry Questions & Answers

  Explain volume increases isothermally

Volume increases isothermally? Two pure gas species are mixed at constant temperature? Temperature increases isobarically? Pressure increases isothermally?

  What is the molarity of chlorine ion in the final solution

a solution is prepared by adding 1.60 grams of solid NaCl to 50ml of 0.100M CaCl2. what is the molarity of chlorine ion in the final solution? assume that the volume of the final solution is 50ml

  Briefly describe the process to separate the two ions

The two ions are mixed in a solution and you need to pick a chemical to add that would allow you to selectively remove one of them. Briefly describe the process you would use to separate the two ions.

  What is the molecular formula of the compound

The empirical formula of a compound is found to be P2O5. Experiments show that the molar mass of the compound is 560g/mol. What is the molecular formula of the compound?

  What was the molarity of the koh solution

A volume of 70.0 mL of aqueous potassium hydroxide (KOH) was titrated against a standard solution of sulfuric acid (H2SO4). What was the molarity of the KOH solution if 18.2 mL of 1.50 M H2SO4 was needed? The equation is 2KOH+H2SO4K-->2SO4+2H2O

  How much heat in is evolved or absorbed in the reaction

How much heat in is evolved or absorbed in the reaction of 2.28 grams of sodium ( Na) with water( H 2 O), express your answer in kilocalories?

  What mass of naoh could be handled before the ph rises

If the same volume of the buffer was 0.330 M in HF and 0.330 M in NaF, what mass of NaOH could be handled before the pH rises above 4.00?

  What is the molality of a solution

What is the molality of a solution in which 25 g of sodium chloride is dissolved in 2.0 kg of water

  Find the initial rate of reaction

How many milliliters of O2 measured at 24C and 757mmHg , are released from solution in the first minute of the reaction? Please find volume

  Define what is the concentration of the hno3 solution

In a titration of HNO3, you add a few drops of phenolphthalein indicator to 50.00 mL of acid in a flask. You quickly add 26.50 mL of 0.0502 M NaOH but overshoot the end point

  Write a balanced net ionic equation for the reaction

Write a balanced net ionic equation for the reaction of KMnO4 with the saturated solution of CdC2O4 in diluted H2SO4. The major products are Mn2+ and CO1

  Explain study guide for naming of organic compounds

This is a study guide for naming of organic compounds, specifically alkanes and substituted alkanes. Thirty (30) questions and answers are also included. The study guide shows you

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