Explain what are the molecular weight of the compound

Assignment Help Chemistry
Reference no: EM13676438

Elemental analysis indicates the simplest formula of an unknown is C2H4O. Explain when 0.775 g of the compound is dissolved in 50 g of benzene (C6H6) the solution freezes at 5.06 degrees Celsius. Explain what are the molecular weight as well as the molecular formula of the compound? The freezing point of pure benzene is 5.48 degrees Celsius as well as it's Kf is 5.12 degrees Celsius/m

Reference no: EM13676438

Questions Cloud

State equations that show what happens solid ionic compounds : State equations that show what happens when the subsequent solid ionic compounds dissolve in water. Include states in your answers.
Explain sodium sulfide are mixed a precipitate : While aqueous solutions of cadmium chloride and sodium sulfide are mixed a precipitate of cadmium sulfide forms, leaving soluble sodium chloride in the solution. Include states in your answer.
Compute the translational, rotational, vibrational : Compute the translational, rotational, vibrational (compute excluding and including the zero point energy term), as well as electronic (compute taking the zero of energy to be that of the ground state molecule as well as that of the separated atom..
Explain what is the partial pressure of nitrogen monoxide : Explain ammonia reacts with oxygen at 120 degrees Celsius to form nitrogen monoxide as well as water in a sealed 40-L container. Explain when 34 g of ammonia reacts with 96 g of oxygen Explain what is the partial pressure of the nitrogen monoxide
Explain what are the molecular weight of the compound : Explain what are the molecular weight as well as the molecular formula of the compound. The freezing point of pure benzene is 5.48 degrees Celsius as well as it's Kf is 5.12 degrees Celsius/m
Explain what the reaction conditions : Devise a reaction to convert 2-butyne to 2-methoxy-2-butene either isomer or both? If so, explain what the reaction conditions are. If not, why not
Compute the entropy changes for the system : Compute the entropy changes for the system, surroundings and the universe for the (a) reversible heating, as well as (b) irreversible heating of 1.0 mole of hydrogen from 300K to 600K. In (b) presume the surroundings to be at 600 K.
Illustrate the structures of organic products : 2-Ethoxy-2, 3-dimethylbutane reacts with concentrated aqueous HI to form two initial organic products A and B. Further reaction with HI produces organic product C from product B. Illustrate the structures of these three products.
Explain gas-phase reactions state the rate expression : For each of the subsequent gas-phase reactions state the rate expression in terms of the appearance of each product or disappearance of each reactant.

Reviews

Write a Review

Chemistry Questions & Answers

  Compute the concentration of analyte

A calibration curve was prepared from series of standards for various concentrations of this analyte and the line of best fit was determined to be S=1.56C + 0.2, where, S, is the signal in mV and, C, is the concentration in ppm (parts per million)..

  Compute the final temperature of the water

Calculate the final temperature of the water and ice together once they have reached thermal equilibrium. The specific heat capacity of water is 4.184 J/g°C. Assume no heat is lost to the surroundings during the process

  Explain what is the specific heat of the metal in j/goc

If 75.0 grams of metal at 75oC is added to 150 grams of water at 15.0oC, the temperature of the water rises to 18.3oC. Assuming no heat loss to the surroundings, explain what is the specific heat of the metal in J/goC

  Using as sample of gas of 120 moles nbspare in a tank of

using as sample of gas of 12.0 moles nbspare in a tank of 8.00 litres at the temperature of 22.6 degree celsius.

  Each quarter produced by the us mint is made up of copper

each quarter produced by the u.s. mint is made up of copper and nickel alloy. in each coin there is 0.00740 moles of ni

  Explain the 4-methylcyclohexene and water are being formed

In the laboratory experiment, as the 4-methylcyclohexene and water are being formed, they are constantly being disstiled from the reaction mixture into a separate receiving flask. Explain how this process helps the reaction proceed with a higher y..

  What is the percent of atoms remaining

if the half life of a certain radioactive element is 1,250 years what is the percent of atoms remaining after 7,500 years is ?

  Calculate the number of moles of gaseous n2 contained

calculate the number of moles of gaseous N2 contained in a sample of 300 ml of gas saturated with water vapour at 25 degree celcius and 95 kPa.

  Define lone pairs of electrons

use curved arrows to show the flow of electrons in each step, and note any relevant charges or lone pairs of electrons.

  Explain heating the bauxite to drive off the oxygen

Aluminum is mined as the mineral bauxite, which consists primarily of Al2O3 (alumina). The aluminum can be refined by heating the bauxite to drive off the oxygen

  Define the chemical equation corresponding to ksp

Consider a saturated solution of calcium fluoride in 0.092 M potassium nitrate. Complete the following tasks, and then answer the question. a) Write the chemical equation corresponding to Ksp.

  Explain the energy of a single uv photon

What is the energy of a single UV photon and mole of UV photons having a wavelength of 25 nm

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