Ask Question, Ask an Expert

+61-413 786 465

info@mywordsolution.com

Ask Chemistry Expert

A gaseous compound containing hydrogen and carbon is decomposed and found to contain 82.66% carbon and 17.34% hydrogen by mass. The mass of 158mL of the gas, measured at 556 mm Hg and 25 degrees C is found to be .275 g. What is the molecular formula of the compound?

Chemistry, Academics

  • Category:- Chemistry
  • Reference No.:- M91051306

Have any Question?


Related Questions in Chemistry

2kmno4s rarr k2mno4s mno2s o2gif 250 l of o2g is needed

2KMnO 4 (s) → K 2 MnO 4 (s) + MnO 2 (s) + O 2 (g) If 2.50 L of O 2 (g) is needed at 1.00 atm and 20°C, what mass of KMnO 4 (s) should be decomposed? Assume the decomposition of KMnO 4 (s) goes to completion.

1 2croh3nbspnbsp3br2 10oh-6br-nbspnbsp2cro42- 8h2oin the

1. 2Cr(OH) 3  +  3Br 2 + 10OH - 6Br -  +  2CrO 4 2- + 8H 2 O In the above redox reaction, use oxidation numbers to identify the element oxidized, the element reduced, the oxidizing agent and the reducing agent. 2. A tank ...

At a given pressure and temperature it takes 1987 sec for a

At a given pressure and temperature, it takes 198.7 sec for a 2.6 L sample of Kr to effuse through a porous membrane. How long does it take for 2.6 L Ar to effuse under the same conditions?

Match the reaction provided on the left with the correct

Match the reaction provided on the left with the correct reaction classification/type on the right  [NOTE the reaction equations are not   balanced] . Reaction classification/types can be used more than once or not at al ...

What is the mass of naoh present in grams given that a 100

What is the mass of NaOH present in grams, given that a 100. mL solution has a concentration of 0.125 M?

A sample consisting of 10 mol caco3s was heated to 800 degc

A sample consisting of 1.0 mol CaCO3(s) was heated to 800 °C, when it decomposed. The heating was carried out in a container fitted with a piston that was initially resting on the solid. Calculate the work done during co ...

A sample of cobalt ii chloride hydrate starts with a mass

A sample of cobalt (II) chloride hydrate starts with a mass of 3.35 g. After heating, the sample mass is 1.83 g. What is the molar ratio of water to cobalt chloride? What is the correct chemical formula

How many water molecules are associated with a single salt

How many water molecules are associated with a single salt molecule in a hexahydrate?

The threshold wavelength for the photoelectric effect for

The threshold wavelength for the photoelectric effect for silver is 262nm. What is the work function for silver and what is the maximum KE of an emitted electron if the incident light has a wavelength of 212nm?

2k3po4aq3mgcl2aq rarr mg3po42s6kclaqthe molecular equation

2K3PO4(aq)+3MgCl2(aq) → Mg3(PO4)2(s)+6KCl(aq) The molecular equation you determined in Part B is shown above for your convenience. Examine each of the chemical species involved to determine the ions that would be present ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Why might a bank avoid the use of interest rate swaps even

Why might a bank avoid the use of interest rate swaps, even when the institution is exposed to significant interest rate

Describe the difference between zero coupon bonds and

Describe the difference between zero coupon bonds and coupon bonds. Under what conditions will a coupon bond sell at a p

Compute the present value of an annuity of 880 per year

Compute the present value of an annuity of $ 880 per year for 16 years, given a discount rate of 6 percent per annum. As

Compute the present value of an 1150 payment made in ten

Compute the present value of an $1,150 payment made in ten years when the discount rate is 12 percent. (Do not round int

Compute the present value of an annuity of 699 per year

Compute the present value of an annuity of $ 699 per year for 19 years, given a discount rate of 6 percent per annum. As