What is the partial pressure of helium

Assignment Help Chemistry
Reference no: EM13121606

A 295mLflask contains pure helium at a pressure of 742torr . A second flask with a volume of 465mL contains pure argon at a pressure of 717torr .If the two flasks are connected through a stopcock and the stopcock is opened, what is the partial pressure of helium?

Reference no: EM13121606

Questions Cloud

Which of the following is true regarding a dihybrid cross : Which of the following is true regarding a dihybrid cross.
Illustrate what is the net present value of the asset : The company's tax rate is 30% and its discount rate is 15%. Illustrate what is the net present value of the asset?
Which statement below least supports this idea : Glycolysis is believed to be one of the most ancient of metabolic processes. Which statement below least supports this idea?
Calculate after tax cash inflow from the disposal : Silver Shades corporation disposes of a capital asset with an oringial cost of 115000 and accumulated depriciation of 62500 for a salvage price of 18000. Silver Shades tax rate is 30%. Calculate after tax cash inflow from the disposal of the capit..
What is the partial pressure of helium : A 295mLflask contains pure helium at a pressure of 742torr . A second flask with a volume of 465mL contains pure argon at a pressure of 717torr .
Find probability to not be able to make the payment : Consider a charity organizations that receives random donations. Assume the donations to arrive following a Poisson process with a rate of one donation per hour in average. What is the probability that it will not be able to make the payment?
Relationship between inflation and unemployment rates : Economic data has shown a relationship between Inflation and Unemployment rates. What is this relationship called? What are some determining factors of the relationship? How has government fiscal/monetary policy been utilized to attempt to manage ..
Maslow''s theory seems to fit for much of behavior : Maslow's theory seems to fit for much of behavior, but what about people who go on hunger strikes to meet higher order needs or who risk their own safety to protect their children?
What is the correct structure of the native protein : A protein has a molecular mass of 200 kDa as determined by gel filtration (=native molecular weight). When separated by SDS-PAGE (without a reducing agent present) only one polypeptide appeared with a mass corresponding to 100 kDa.

Reviews

Write a Review

Chemistry Questions & Answers

  What is the percent by mass of a solution

what is the percent by mass of a solution on made by dissolving 163 grams of table sugar in 755 grams of water.

  What would be the volume

Suppose that a sample of gas occupies 192 mL of volume at 25C and a pressure of 206 torr. What would be the volume if the pressure were changed to 506 torr at 25C.

  How old is the artifact

You are given a worked wooden item from an archaeological dig believed to date to during the last glaciation. As such, the artifact would be another piece of evidence.

  What conclusions can you draw from given data

The dipole moment and the normal boiling point of acetaldehyde (CH3CHO) are 2.7 D and 293 K, respectively. The dipole moment and the normal boiling point of n-octane (C8H18) are 0 D and 298 K.

  How many molecules of water are produced

How many molecules of water are produced when 143 molecules of acetylene (HCCH) to react in excess oxygen produce carbon dioxide and water.

  Calculate the mass percentage of nitrogen in the sample

If 76.0 mL of .150 M HCL is needed to neutralize all the NH3 from a 2.25-g sample of organic material, calculate the mass percentage of nitrogen in the sample.

  What volume will 454 grams (1 lb) of hydroigen occupy

What volume will 454 grams (1 lb) of hydroigen occupy at 1.05 atm and 25 C.

  How many grams of nickel nitrate is required

How many grams of nickel nitrate, Ni(NO3)2, must be dissolved to prepare 200 mL of a 0.152 M aqueous solution of the salt.

  Calculate the inner diameter of the tube in centimeters

A cylindrical glass tube 15.0 cm in liength is filled with ethanol. The mass of ethanol needed to fill the tube is found to be 9.64g.

  What is the ph before any base is added

A 25.0-mL sample of 0.150 M butanoic acid is titrated with a 0.150 M NaOH solution. What is the pH before any base is added? The Ka of butanoic acid is 1.5 x 10-5.

  Determine the empirical and molecular formulas

Determine the empirical and molecular formulas of Ibuprofen has 75.69% C, 8.80%H and 15.51%O by mass and has a molar mass about 206g/mol.

  Calculate the activation energy for a reaction

calculate the activation energy for a reaction if its rate constant increases from 10 to 45 s as the temperature increases from 298 to 315 k .

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