What is the concentration of ethylene glycol

Assignment Help Chemistry
Reference no: EM13155659

A solution is prepared by mixing 66.7 g H2O with 33.3 g HOCH2CH2OH (ethylene glycol). What is the concentration of ethylene glycol in units of molality? The molar masses of water and ethylene glycol are 18.02 g/mol and 62.07 g/mol, respectively

Reference no: EM13155659

Questions Cloud

What does the value of ten in the equation indicate : Assume the least squares equation is Y' = 10 + 20X. What does the value of 10 in the equation indicate? Y intercept. For each unit increased in Y, X increases by 10.
Using curved arrows to symbolize electrons : Using curved arrows to symbolize electrons, write a complete reaction mechanism for the bromination of acetanilide to create p-bromoacetanilide.
Total equity for office supplies at year-end : Office Supplies has assets equal to $137,000 and liabilities equal to $110,000 at year-end. What is the total equity for office Supplies at year-end?
Will the yeast cells or corn seedling have higher metabolic : Will the yeast cells or the corn seedling have a higher metabolic rate when compared on a mass specific basis (in moles ATP / gram organism x hr)? [Here, it might be important to consider that we are actually comparing fully hydrated seeds to dry ..
What is the concentration of ethylene glycol : A solution is prepared by mixing 66.7 g H2O with 33.3 g HOCH2CH2OH (ethylene glycol). What is the concentration of ethylene glycol in units of molality? The molar masses of water and ethylene glycol are 18.02 g/mol and 62.07 g/mol, respectively
The curve of potential energy versus angle of internal : A Newman projection is given for six conformations about the C2-C3 bond of isopentane. On the curve of potential energy versus angle of internal rotation for isopentane, label each energy maximum
Confidence interval for mean time needed for all graduates : Suppose the college in question 12 has only graduated 10,000 students. Construct a 96 percent confidence interval for the mean time required for all graduates to earn a bachelor's degree.
Effect on fund balance unreserved : The City of Southern Pines reported the following at year-end, prior to closing entries: Revenues, $11,000,000; Expenditures, $10,100,000; Other Financing Uses, $500,000;
Cultural anthropology : my assignment is to write a 5 page paper on a topic in cultural anthropology. there are no guidelines... i just need a topic from cultural anthropology. someone give me suggestions please

Reviews

Write a Review

Chemistry Questions & Answers

  What is the value of rate constant

A certain first order reaction has a rate constant of 0.0215 s-1 at 24 degrees C. What is the value of rate constant at 70 degrees C if Ea=90.0 kJ/mol.

  Explain what is the value of at this temperature

What is the value of at this temperature? 23.15 At this temperature the rate constant for the reverse reaction is 310. . What is for the reaction?

  When heated ammonium carbonate decomposes

Given equilibrium pressure, calculate Kp, When heated, ammonium carbonate decomposes as follows. NH4CO2NH2(s) f/r2NH3(g)+CO2(g)

  Define what is the concentration of la

Given that the solubility product for La(IO3)3 is 1.0 x 10-11, what is the concentration of La3+ in a saturated solution of lanthanum iodate?

  What is the mass in grams of the lead

The density of lead is 11.3 g/ml. The water level in a graduated cylinder initially at 220mL rises to 297mL after a piece of lead is submerged. What is the mass in grams of the lead?

  Whats the volume of 1.05 mol of benzene is required

Whats the volume of 1.05 mol of benzene at 20.7 C? The density of benzene of 0.879 g/mL.

  Write a balanced equation for the reaction

Consider two solutions. One solution is 0.1115 M Ca(OH)(2). The other is 0.1050 M HClO(4). a) Write a balanced equation for the reaction between the two solutions.

  Calculate delta u, delta h, and delta a

adiabatic bomb calorimeter with a heat capacity of 5.343 kj/K. The reaction resulted in an increase of 1.173K. Calculate delta U, delta H, and delta A

  Determine the kinetic energy of the departing electron

Radiation with a 58.4 nm of wavelength interacts with a H 2 (hydrogen atom)and induces the ejection of an electron then determine the kinetic energy of the departing electron express your answer in eV?

  How much heat is required to warm ice

How much heat is required to warm 221 g of ice from -44.9°C to 0.0°C, melt the ice, warm the water from 0.0°C to 100.0°C, boil the water, and heat the steam to 173.0°C?

  What is the limiting reactant after adding

How many moles of S8 are needed to make 0.600 moles of SF4? S8 + 8 Cl2 = 8 SCl2 ; 3 SCl2 + 4 NaF = SF4 + S2Cl2 + 4 NaCl

  Define stepwise mechanism for the reaction of cyclopentanone

Write the complete stepwise mechanism for the reaction of cyclopentanone with bromine in acetic acid to give 2-bromocyclopentanone

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