Explain empirical and molecular formulae

Assignment Help Chemistry
Reference no: EM13127637

Empirical and Molecular Formulae

The analysis of an organic compound produces the following elemental analysis: % C is 59.999% and % H is 4.476%. What are the empirical and molecular formulae for this compound? The estimate for the molecular weight of the compound is between 175 and 185 g/mol.

Reference no: EM13127637

Questions Cloud

Cauchy theorem and integral formula : Let gamma be a closed rectifiable curve in C (Complex plane) and a is not an element of {gamma}. Show that for n>= 2 integral over gamma of (z-a)^-n dz = 0.
What, if any, is the relationship between kc1 and kc2? : Consider the two equilibria and their equilibrium constants:  (1) 2NO2(g) ↔ N2O4(g) KC1 (2) ½N2O4(g) ↔ NO2(g) KC2
The iliad : Using the epic "The Iliad" as reference. How does each character grapple with their limited free will?
How many ways hairline crack if order of selection matter : In how many ways can at least one of the 3 selected vials have a hairline crack if the order of selection does not matter?
Explain empirical and molecular formulae : Empirical and Molecular Formulae, The analysis of an organic compound produces the following elemental analysis: % C is 59.999% and % H is 4.476%.
Compute the unit contribution margin : Coastal Carolina Company produces a single product. the projected income statement for the coming year, based on sales of 100,000 units, is as follows: Sales 2,000,000 Less:Variable costs 1,000,000 contribution margin 900,000 less: fixed costs 765..
Power series representations : integral over gamma of e^(iz) / z^2 dz, where gamma(t) = e^(it), 0=
Professional services and banking : A CPA firm was purchased by a public company. The acquirer performs other professional services and has banking, insurance, and brokerage subsidiaries.
What is a passive activity : What is a Passive Activity? Why is there an active rental exception? How do you carry over/allocate rental losses? Why were these rules adopted? Should we have these rules?

Reviews

Write a Review

Chemistry Questions & Answers

  Calculate the average atomic weight of argon

3 isotopes of argon occur in nature. Ar-36, Ar-38, and Ar-40. The abundance of each are as follow: 0.34%, 0.07%, and 99.59%.

  What volume, in liters, of o2 can be produced

What volume, in liters, of O2 at 35°C and 1.19 atm can be produced from the decomposition of 10.0 g KNO3? 2 KNO3(s) → 2 KNO2(s) + O2(g)

  How many grams of methanol is required

how many grams of methanol (CH3OH) is required to prepare a 0.112 m solution in 440 g of water? answer in units of g.

  What is the percent yield of the ch3cosch3

If you mix 10.0 grams of CH3SH with excess CO and 8.65 grams of CH3COSCH3 is produced, what is the percent yield of the CH3COSCH3?

  By how much would the pressure change

At 0°C, the volume coefficient of expansion of mercury is α = 18×10-5 K-1, and its coefficient of compressibility is β = 5.32×10-6 bar-1.

  How many ml of acetic acid should be added

You have 250.0 mL of a 0.56M solution of sodium acetate. How many mL of 0.50M acetic acid should be added to make a buffer of pH 4.40.

  What mass of o2,in grams,is required

Ethane C2H6 burns in oxygen a.) what are the products of reaction b.)write the balanced equation for the reaction

  Determine what is the difference in energy

Determine What is the difference in energy between the ground and excited state if the absorption spectrum of rhodopsin is centered at roughly 500. nm.? what is the probability of rhodopsin populating the first excited state At a physiological tem..

  What is the speci?c heat capacity of the metal

A piece of metal of mass 13 g at 103?C is placed in a calorimeter containing 53.5 g of water at 21 ?C. The ?nal temperature of the mixture is 57.2 ?C. What is the speci?c heat capacity of the metal.

  Calculate the energy released in fission reaction

You have 16 electrons, 16 protons, and 16 neutrons. You can combine them to make 8 Helium (He-4) atoms, 4 beryllium atoms (Be-8), 2 oxygen atoms (O-16), or one sulfur atom (S-32).

  Explain thermal equilibrium

Thermal equilibrium, 10.0g of Fe(s) at 98.0 degrees Celsius is placed in 50.0mL of H2O(l) at 20 degrees Celsius

  Computing the vapor pressure

A 2.30 L sample of O2(g) was collected over a liquid at a total pressure of 785 torr and 25°C. When the O2(g) was dried (vapor of that liquid removed), the gas had a volume of 1.86 L at 25°C and 785 torr.

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