Ask a New Question

Casandara

This page lists questions and answers that were posted by visitors named Casandara.

Questions

The following questions were asked by visitors named Casandara.

Calculate the mole fraction of the solute in the following aqueous solutions 3.25% ethanol, by volume (d= 0.993 g/ml ; pure C2H5OH, d= 0.789 g/ml )
16 years ago

Answers

The following answers were posted by visitors named Casandara.

Formula : ĢTf = Kf * m Where ĢTf = Depression in the freezing point m = molality Kf = molal depression constant For water it is 1.86 0C/ m ĢTf = Tpure - Tsolution = 0 0C - ( --23.30C) = 23.30C m = no.of moles / mass of solvent = mass in g of solute / 6...
16 years ago
ya i guess so ..can u do me favour plz ... can u plz explain ur answer in detail i didn't either get it .. coz i copy paste from some other website.. plz can u explain me how to do this question .. sine i need to learn , in order to be able to rite my qui...
16 years ago
for 2nd question answer is . (a)--ehtylene glycol .. just did my mastering chemistry assignmnet stuck on crystals one .. if u can help me out .. plz.. for the 1st question solubility =3.41×10−5 g/l
16 years ago
thnks i got it ...
16 years ago
Ask a New Question
Archives Contact Us Privacy Policy Terms of Use