Explain what is the molecular weight of the unknown gas

Assignment Help Chemistry
Reference no: EM13689944

Problem- Methane gas ch4 diffuses 2.3 times faster than an unknown gas at the same temperature and pressure. What is the molecular weight of the unknown gas?

I need expert help to solve the above question. Show each and every step.

Reference no: EM13689944

Questions Cloud

Diluting to the mark with 0.50 m hcl : Problem- Using 25 mL volumetric flaks, prepare a minimum of 5 dilutions of the stock 250 ppm calcium solution to cover the range of 1-20 mg/L of calcium. Diluting to the mark with 0.50 M HCl.
Calculate the maximum wavelength of light : Problem- It takes 348 kj/mol to break a carbon-carbon single bond. Calculate the maximum wavelength of light for which a carbon-carbon single bond could be broken by absorbing a single photon.
What is the specific heat of a metal : Problem- What is the specific heat of a metal if 14.8 g of the metal absorbs 475 Joules of energy and the temperature rises from 25.2°C to 29.5°C
Why adding magnesium chloride to soap : Problem- When adding distilled water and shaking the tube vigorously caused bubbles to from. However, during the experiment, when adding magnesium chloride into the tube, the bubbles ceased. Why adding magnesium chloride to soap causes the bubbles..
Explain what is the molecular weight of the unknown gas : Problem- Methane gas ch4 diffuses 2.3 times faster than an unknown gas at the same temperature and pressure. What is the molecular weight of the unknown gas
Explain what is [ha] at equilibrium : Problem- If 79.0 mL of 0.127 mol/L NaOH(aq) and 50.0 mL of 0.189 mol/L HA(aq) are mixed, then what is [HA] at equilibrium. Assume that HA is a weak monoprotic acid with pKa=5.55 at 25oC.
Calculate the [fescn]eq : Problem- If the [FeSCN]std is 3.50x10^-4 M and the absorbance at equilibrium is 0.162 and the absorbance of the standard is 0.299, calculate the [FeSCN]eq.
What temperature is the reduction of tungsten oxide : Problem- At what temperature is the reduction of tungsten oxide by hydrogen to give metallic tungsten and steam spontaneous. The standard heat of formation of WO3(s) is -843kJ/mol and its standard molar entropy is 76 J/ (K*mol).
How fast was your nephew moving : You have built a homemade skate board for your nephew out of a plank and a set of wheels. How fast was your nephew moving when his feet left the skateboard

Reviews

Write a Review

Chemistry Questions & Answers

  For the following processes at 700 degrees celcius what is

for the following processes at 700 degrees celcius what is the partial pressure of each gas if the total pressure is

  A voltaic cell is constructed with two zn2-zn electrodes

a voltaic cell is constructed with two zn2-zn electrodes. the two cell compartments have zn25.00 m and zn21.00 x 10-2 m

  What mass of the gas dissolves in water

At 25 c and 1.0 atm, 0.25 g of a gas dissolves in 1.00 L of water. What mass of the gas dissolves in 1.00 L of water at 25 c and 3.0 atm?

  Evaluate the final molarity of bromide anion

Suppose of nickel (II) bromide is dissolved in of a aqueous solution of potassium carbonate. Calculate the final molarity of bromide anion in the solution

  Explain ph of a solution that is 0.088 m in nh4cl

NH3 is a weak base (Kb = 1.8 × 10-5) and so the salt NH4Cl acts as a weak acid. What is the pH of a solution that is 0.088 M in NH4Cl

  Question about significant figures with multiplication

I understand the rules for significant figures with multiplication/division, and adding/subtracting. But I am unsure of what to do when there is both multiplication and/or division, and adding and/or subtracting in the same question?

  The amount of alcohol you have 33-diethyl-2-pentanol will

you are doing research and the reaction you need to run is limited by the amount of alcohol you have.

  Explain what is the final volume of nitrogen

A sample of nitrogengas has a volume of 32.4 L at 20 degrees celcius. The gas is heated to 220 degrees celcius at a constant pressure. What is the final volume of nitrogen

  Explain the pressure in the container after vaporizes

A piece of solid carbon dioxide, with a mass of 47.0 g, is placed in an otherwise empty 5.00 L container at 27 degrees Celcius. What is the pressure in the container after all the carbon dioxide vaporizes

  Define the ph of a solution that contains citrate ions

What is the pH of a solution that contains an initial concentration of 0.080 M citric acid and .010 M citrate ions (Ka = 7.4 x 10-4)

  What would happen to the molar mass of the solute

what would happen to the molar mass of the solute if the thermometer used actually read 1.4 degrees Celsius too high?

  State what is the molarity of the base solution

Benzoic acid, C6H5COOH, is sometimes used for the standardization of solutions of bases. A 1.722-g sample of benzoic acid reacts with 26.47 mL of a NaOH solution. What is the molarity of the base solution

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