What is the partial pressure of helium

Assignment Help Chemistry
Reference no: EM13174066

A 285- flask contains pure helium at a pressure of 750 . A second flask with a volume of 470 contains pure argon at a pressure of 716 .If the two flasks are connected through a stopcock and the stopcock is opened, what is the partial pressure of helium?

Reference no: EM13174066

Questions Cloud

Journal entreis to record first semiannual interest payment : Prepare journal entreis to record the first semiannual interest payment, assuming it uses the straight-line method of amortization
Why does dropwise addition of acetophenone : Why does dropwise addition of acetophenone to a grignard reagent warrant precautions in lab?
State nature of solute migration : Why are chromatographic peaks broader than would be expected solely on the basis of the random nature of solute migration
List the steps in a typical felony prosecution : List the steps in a typical felony prosecution. Distinguish between the crime control model of criminal justice and the due process model of criminal justice.
What is the partial pressure of helium : A 285- flask contains pure helium at a pressure of 750 . A second flask with a volume of 470 contains pure argon at a pressure of 716 .If the two flasks are connected through a stopcock and the stopcock is opened, what is the partial pressure of h..
State water in the sample extracts into the methanol : Water in the sample extracts into the methanol, which is then analyzed. If GC analysis of the methanol yields a peak height of 13.66, what is the % w/w water in the antibotic?
Explain how reported accounting numbers might affect : Explain how reported accounting numbers might affect an individual's perceptions and actions. Cite two examples.
At what temperature does benzene boil : Benzene has a heat of vaporization of 30.72 kj/mol and a normal boiling point of 80.1 degrees celsius. At what temperature does benzene boil when the external pressure is 415 torr?
How many total hydrogen atoms are in this solution : A solution of ammonia and water contains 3.00×1025 water molecules and 5.10×1024 ammonia molecules. How many total hydrogen atoms are in this solution?

Reviews

Write a Review

Chemistry Questions & Answers

  How much money would you spend on gas in one week

While in Europe, if you drive 107 km per day, how much money would you spend on gas in one week if gas costs 1.10 per liter and your car's gas mileage is 26.0.

  How conjugation of multiple bonds brings light absorption

Alkenes and non conjugated dienes usually have absorption maxima below 200nm. Compounds that have conjugated multiple bonds have maxima at wavelengths longer than 200nm.

  What is the value of x in the formula for the hydrate

What is the value of x in the formula for the hydrate? (hint: remember that x represents the ratio of moles of H2O to moles of hydrate compound, and that moles of hydrate compound equals the moles of anhydrous compound)

  State structure of basic and acidic component

You may use expanded, condensed, or line structures, provided they are neat and legible. If you could not identify one of your components, then pick an appropriate component from the list of unknowns.

  What is the molarity (m) of a solution

What is the molarity (M) of a solution that contains 2.08 grams of NaOH (MM = 40.00 g/mol) in 79.65 mL of solution.

  What volume of ammonia gas would be collected

If 12.5 g of magnesium nitride is treated with water, what volume of ammonia gas would be collected at 28°C and 753 mm Hg?

  What is the vapor pressure of a solution

At 55.0C, what is the vapor pressure of a solution prepared by dissolving 75.8 g of LiF in 265 g of water?

  How physical-chemical properties of water contribute to life

Explain how does unique physical and chemical properties of water contribute to significance of water for life on Earth to survive.

  Calculate the ph of a buffer solution

Calculate the pH of a buffer solution prepared by dissolving 0.200 moles of benzoic acid (C6H5COOH) and 0.450 moles of sodium benzoate (C6H5COONa in enough water to make 1.00 L of solution

  What is final temperature of the block after the evaporation

If the 53 g aluminum block is initially at 25^circ C, what is the final temperature of the block after the evaporation of the 1.02 galcohol? Assume that the heat required for the vaporization of the alcohol comes only from the aluminum block and t..

  What would be the temperature

Suppose that you developed your own new temperature scale, denoted oN. You chose 30.0oN as the temperature of freezing water and 280oN as the temperature of boiling water at 1.0 atm pressure.

  Calculate the final temperature of the mixture

A 29.0-g sample of water at 260. K is mixed with 48.0 g water at 340. K. Calculate the final temperature of the mixture assuming no heat loss to the surroundings.

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