State contaiminated with tracs of other noble gases

Assignment Help Chemistry
Reference no: EM13207159

One of the nobles gase of group was isolated in 1894 by allowing a large volume of air to react with magnesium so that the only noble gas, contaiminated with tracs of other noble gases, remainded A 32.0 mL sample of this gas weighed 0.054 g at 9.0 degrees celcius and 748 torr. Determine the apparent molecular weight of this monatomic gas. The traces of the other gases are negiligble.

Which gas it is?

19.9 g/mol; He

39.7 g/mol;Ar

20.1 g/mol; He

39.8 g/mol; Xe

83.4 g/mol;Kr

Reference no: EM13207159

Questions Cloud

What is the volume of the smaller prism : The volume of a larger prism is 128 cubic cm. If the prisms are similar with linear ratio of 4:3, what is the volume of the smaller prism?
How much more money does debbie withdraw than christy : How much more money does Debbie withdraw than Christy (Express your answer in dollars and cents to the nearest cent and do not include the dollar sign or any other characters or spaces except numbers, a decimal point or a negative sign in front if..
Explain a system is expanded against an external pressure : A system is expanded against an external pressure of 2 atm, changing its volume from 10 to 35 L and absorbing 765 J as heat from the surroundings
Evaluate the expression to find the predicted population : Evaluate the expression to find the predicted population in 2020 to the nearest tenth of a million people.
State contaiminated with tracs of other noble gases : One of the nobles gase of group was isolated in 1894 by allowing a large volume of air to react with magnesium so that the only noble gas, contaiminated with tracs of other noble gases,
What share of potential gdp per capita in period is explaind : Given at the period 1950-1973 Labor Growth = 1.35, Capital Growth = 3.83, Potential GDP growth = 4.02 Share of Labors = .7, US Population = 152, US population in the end of the year = 212 What share of potential GDP per capita in each period is expla..
Determine the average speed of the puck in feet per second : in a game of ice hockey the hockey puck took 0.8 second to travel 89 feet to the goal line. determine the average speed of the puck in feet per second.
Find the area of the lateral surface over the curve : Find the area of the lateral surface over the curve C in the xy-plane and under the surface z = f(x,y), where the lateral surface area is is given by the integral below.
State methane diffuses as fast as an unknown gas : Methane diffuses approximately 2.43 times as fast as an unknown gas. Which of the following could be and unknown gas?

Reviews

Write a Review

Chemistry Questions & Answers

  Describe the mechanism for the reaction of bromine

describe the mechanism for the reaction of bromine to Ethene and state the type

  What is the percent recovery of the benzoic acid

A weighing dish containing an impure sample of benzoic acide was found to weigh 12.35g. the weighing dish weighs 8.22g. The impure benzoic acid was recrystallized and thoroughly dried. The recrystallized benzoic acid weighed 2.48g. What is the per..

  State what is the overall order of the reaction

What is the overall order of the reaction? b.What is the order with respect to X?To Y? c.In a reaction

  Compute the change in temperature

Compute the change in temperature when 1.8 g of sodium chloride is dissolved in 300.0 mL of water initially at 20C. The heat capacity of water is 4.184 J/mL/K.

  State mass spectroscopy and nuclear magnetic resonance

Discuss the difference between Mass Spectroscopy, Nuclear Magnetic Resonance,

  State the molecular weight of vincristine

The molecular weight of vincristine, a pharmaceutical drug, is 923.04. It is supplied in 1 mg per vial. You want to treat your culture cells with a final concentration of 5 hM vincristine and will need 30 ml of cells for your experiment

  Determine how much electricity turbine generate per year

Assume a wind turbine with a hub 50 meters above the ground, a rotor diameter of 75 meters and a wind-conversion efficiency of 25 percent.

  What is the mass of x

Metal X was plated from a solution containing cations of X. The passage of 48.25 C deposited 31 mg of X on the cathode. What is the mass of X (in grams) per mole of electrons.

  Compute the concentration of o at equilbrium

decomposes according to the above equation, calculate the concentration of O2 at equilbrium.

  What causes the colors of these complexes

What causes the colors of these complexes? How do these colors relate to the expected positions of these ligands in the spectrochemical series?

  What is the pressure of iodoethane after three half-lives

If the initial pressure of iodoethane is 894 torr at 245°C, what is the pressure of iodoethane after three half-lives?

  The drinking water for the people who live in south dakota

The Ogallala aquifer is the largest in the United States, covering 450,000 across eight states, from South Dakota to Texas. This aquifer provides 82% of the drinking water for the people who live in this region

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