What is the composition of the mixture by volume

Assignment Help Chemistry
Reference no: EM13163240

A gas mixture composed of helium and argon has a density of 0.853g/L at a 745mmHg and 298K .What is the composition of the mixture by volume?

Reference no: EM13163240

Questions Cloud

What are five general properties of aqueous acids : What are five general properties of aqueous acids? Name some common substances that have one or more of these properties.
What is the molarity of nh3 in the solution : An aqueous solution contains 4.20% NH3 (ammonia) by mass. The density of the aqueous ammonia is 0.979 g/mL. What is the molarity of NH3 in the solution?
Client-professional relationship-meat and potatoes : Assessment and goal setting are the "meat and potatoes" of the professional interview. In addition, assessments help both the professional and the client identify goals to work toward in the client-professional relationship.
Write a function that takes a list of integers : Using ML write a function that takes a list of integers as argument and returns a pair consisting of the sum of the even position and the sum of the odd positions of the list.
What is the composition of the mixture by volume : A gas mixture composed of helium and argon has a density of 0.853g/L at a 745mmHg and 298K .What is the composition of the mixture by volume?
What will be the volume of the gas sample : A gas sample has an original volume of 760 ml when collected at 720 mm and 25degC. What will be the volume of the gas sample if the pressure increases to 820 mm and the temperature increases to 30degC?
Write a version of sum pairs i that sums each component : Using SML write a version of sumPairs that sums each component of the pairs separately, returning a pair consisting of the sumof the first components and the sum of the second components
What is a triple point : Carbon tetrachloride, CCl4, is nonpolar. What forces hold the molecules together?
Calculate the actual neutralizing capacity of the antacid : If 0.500 g of antacid was added to 50.00 mL of 0.100 M HCL and 5.65 mL of 0.100 M NaOH was required to titrate the un-neutralized HCL, calculate the actual neutralizing capacity of the antacid in mmol H+ per gram.

Reviews

Write a Review

Chemistry Questions & Answers

  At what temperature will a gas be

At what temperature will a gas be at if you allow it to expand from an original 456 mL at 65 celcius to 3.4 L?

  Calculate the ph of the final solution

Calculate the pH of the final solution after 250 mL of a 0.157 mol dm-3 solution of HCl is added to 500 mL of a 0.103 mol dm-3 solution of NaCN (Ka HCN = 6.2 × 10-10).

  How much heat will be given off

The equation for the combustion of acetone is: 2 C3H6O + 8 O2 ---> 6 H2O + 6 CO2 + 852.6 kcal How much heat will be given off if 0.18 mol of acetone is completely burned?

  What are the concentrations of hso4

What are the concentrations of HSO4-, SO42-, and H+ in a 0.14 M KHSO4 solution? (Hint: H2SO4 is a strong acid; Ka for HSO4- = 1.3 10-2.)

  Find out delta h for the reaction

Determined if CS 2 of 2.500 grams mix with an excess of chlorine gas , 9.310 Kilo joule of heat is evolved. What sort of reaction is this , Is the reaction exotermic also find out delta H for the reaction?

  Explain the presence of a medium intensity band near

The presence of a carboxyl band near 1640 cm-1 and two bands near 3000 cm-1 is good evidence of an alcohol B) The presence of a sharp, medium intensity band near 2720 cm-1 and a strong carbonyl band near 1700 cm-1 is good evidence of an alcohol

  How much no2 and ch4 in g/day is emmited in the air daily

There are about 1,200,000 autos .each auto emits 3.1g NO2 and 1.6g CH4 per vehicle mile. Each auto travels 30 miles round trip per day. How much NO2 and CH4 in g/day is emmited in the air daily?

  Calculate the 239pu concentration in molarity

You have a sample that consists of 8.2 (+ or -)o.1mL of aqueous 239Pu solution. You measure two 10mL aliquots by liquid scintillation counting and get 3211.4 cpm and 3315.2 cpm, respectively.

  Define zinc citrate ingredient in toothpaste

Zinc citrate (Zn_3(C_6H_5O_7)_2) is an ingredient in toothpaste. It is synthesized by the reaction of zinc carbonate with citric acid. 3ZnCO_3(s) + 2C_6H_8O_7(aq) ---> Zn_3(C_6H_8O_7)_2(aq) + 3H_2O(l) + 3CO_2(g).

  Why does absolute refractory period occur

Why does the absolute refractory period occur and What is happening in the cell.

  Explain bomb calorimeter gross heat of combustion

Bomb Calorimeter, gross heat of combustion, In the following experiment 1.1651g of benzoic acid (6318 cal/gm) produced a net corrected temperature rise of 3.047C, also 8 cm (2.3 cal/cm) of fuse wire were consumed in the firing.

  What is the molecular formula

what is the molecular formula and empirical formula of NH2Cl, molar mass = 51.5 g/mol

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