What is the molar mass of the gas in grams/mole

Assignment Help Chemistry
Reference no: EM13144229

When 0.78 g of an unknown gas in contained solely in a 560 mL container, the pressure is 780 Torr at 5 degrees Celcius. What is the molar mass of the gas in grams/mole?

Reference no: EM13144229

Questions Cloud

Method of accounting for uncollectible receivables : If the allowance method of accounting for uncollectible receivables is used, what general ledger account is credited to write off a customer's account as uncollectible?
What was annual amount of depreciation for the years : Equipment acquired on January 3, 2005, at a cost of $147,500, has an estimated useful life of eight years and an estimated residual value of $17,500. What was annual amount of depreciation for the years 2005, 2006, and 2007, using the straight-li..
Calculate the heat given off : Calculate the heat given off when 177 g of copper cools from 155.0 Celsius to 23.0 Celsius. The specific heat capacity of copper is .385 J/g C
Depict the neutralization reaction : Write the neutralization reaction, balance it, name the products THEN Solve the problem above.
What is the molar mass of the gas in grams/mole : When 0.78 g of an unknown gas in contained solely in a 560 mL container, the pressure is 780 Torr at 5 degrees Celcius. What is the molar mass of the gas in grams/mole?
Compute the net charge of aspartic acid : Calculate the net charge of Aspartic Acid. Its given that Aspartic acid has a pK1 COOH at 1.99 and also a pK2 NH3 group at 9.90. PKr Side Chain is 3.90 (COOH) How do i find the net charge?
Illustrate the process : Identification and description of each step in the human memory model. As you describe these steps, use an example to illustrate the process
What volume would the gas occupy : a 43 L tank contains a gas under a pressure of 369 atm. What volume would the gas occupy at the same temperature at 710 torr of pressure?
Units of production and an estimated residual value : Al's Car Wash purchased a piece of equipment on October 1, 20x7, for $27,000. The equipment has an estimated life of four years or 40,000 units of production and an estimated residual value of $2,000.

Reviews

Write a Review

Chemistry Questions & Answers

  What are the new equilibrium concentrations of cobr2

Suppose you placed 0.500 mol of COBr2 in a 2.00 liter flask and heated it to 73°C. After equilibrium was reached, suppose you added an additional 2.00 mol of CO to the flask at the same temperature

  Determine the temperatures

The temperature of Beaker X = 75°C and the temperature of Beaker Y = 50°C after Five minutes . determine  the temperatures be after another 5 minutes have passed?

  How much heat is required

How much heat is required to warm 12.0 g of ice, initially at -11.0 C, to steam at 113.0 C?

  What is the new water level in the cylinder

A graduated cylinder contains 131 mL of water. A 18.0 g piece of iron (density = 7.86 rm{g/cm^3}) and a 25.0 g piece of lead are added.

  What is the mass, in g, of 28.56 ml of acetone

Acetone (nail polish remover) has a density of 0.7857 g/cm^3. a. What is the mass, in g, of 28.56 mL of acetone? b. What is the volume, in mL, of 6.54 g of acetone?

  What is the of x-281

To find the pKa of X-281, you prepare a 0.075 M test solution of X-281. The pH of the solution is determined to be 3.00. What is the of X-281.

  Explain when one equivalent of ethylmagnesium bromide

Give the reaction scheme, showing the products formed (before hydrolysis), when one equivalent of ethylmagnesium bromide is treated with one equivalent of 5-hydroxy-2-pentanone

  Tropylium cation or cyclooctatetrene

Would Br2 react faster with a tropylium cation or cyclooctatetrene? Not sure if the aromaticity of the cation comes into play here. Please justify your reasoning

  What is the splitting energy of this complex

The complex ion [Co(CN)6]^-3 absorbs a photon of wavelength 2.90×10^2 nm. What is the splitting energy  of this complex?

  How many milliliters of ni(no3)2 are needed

Nickel nitrate and potassium carbonate react to form nickel carbonate and potassium nitrate. How many milliliters of 0.55M Ni(NO3)¬2 are needed to react with 85 mL of 0.25M K2CO3?

  Explain hydrocarbon chemistry problems

Hydrocarbon chemistry problems, For the compound, 1,2-dibromoethane, the most stable conformation would be

  What will be the partial pressure of h2s at equilibrium

at 90C the foll equilibrium is established, H2(g) + S(s)=H2S(g) K=6.8*10-2 If 0.2 mol of hydrogen and 1 mol of sulphur are heated to 90C in a 1L vessel.

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