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July 29, 2014

Search: What is the normal boiling point of an aqueous solution that has a freezing point of -1.04°C?

Number of results: 36,587

chemistry
Which of the following statements about boiling points are true? A. The boiling point of 0.1 m NaF(aq) is lower than the boiling point of 0.1 m methanol(aq). B. The boiling point of a 0.5 m aqueous solution of LiOH is the same as the boiling point of a 0.5 m aqueous solution ...
April 18, 2013 by Anonymous

Chemistry
Which of the following statements about boiling points are false: A. the boiling point of 0.1 m KF(aq) is lower than the boiling point of 0.1 m ethanol(aq) B. the boiling point of a 0.5 m aqueous solution of NaOH is the same as the boiling point of a 0.5 m aqueous solution of ...
September 8, 2010 by Timothy

CHEMISTRY- boiling point
0.1m aqueous solution of HCl and 0.1m aqueous solution of C6H12O6. calculate the boiling point of each i know the eq. dTb=Kbm but i have no temperatures. this is the question
October 15, 2010 by lulu78

chemistry
is the following false the boiling point of a 0.5 aqueous solution of koh is higher than the boiling point of a 0.5m aqueous solution of kcl?
December 2, 2010 by micki

chemistry
A 2.97 g sample of a molecular compound is dissolved in 103 g of tetrachloromethane (carbon tetrachloride). The normal boiling point of the solution is 61.51C, the normal boiling point of CCl4 is 61.2C. The boiling point constant for CCl4 is 4.95 K kg/mol. What is the ...
December 6, 2011 by Aubrey

AP Chem
A 1.73 g sample of a molecular compound is dissolved in 105 g of tetrachloromethane (carbon tetrachloride). The normal boiling point of the solution is 61.51C, the normal boiling point of CCl4 is 61.2C. The boiling point constant for CCl4 is 4.95 K kg/mol. What is the ...
December 12, 2012 by John Smith

Chemistry
Hard ball candy is prepared from boiling an aqueous sugar solution that has a boiling point of 260.F. What is the molality of this solution?
September 11, 2013 by Jade

Chemistry problem
What is the expected freezing point of a 3.50 m aqueous solution of BaCl2 (Kfp=1.86C/m)? What is the boiling point (Kbp=0.512C/m? & which is affected to the greater extent, the boiling point or the freezing point?
November 12, 2009 by Dan

chemistry
The freezing point of a 0.010 m aqueous solution of a nonvolatile solute is ?0.072C. What would you expect the normal boiling point of this same solution to be? have no clue, thanks for the thelp Freezing point depression= N*kf* molality you have freezing point depression, ...
December 5, 2006 by tyler

Physical Chemistry
When 1.33 g of a nonpolar solute was dissolved in 50.0 g of phenol, the latter's freezing point was lowered by 1.454C. Calculate the molar mass of the solute. The kf of phenol is 7.27 (Kkg)/mol. What is the normal boiling point of an aqueous solution that has a freezing ...
May 24, 2010 by Anonymous

ap chemistry
A 4.47 g sample of a molecular compound is dissolved in 96 g of tetrachloromethane. The normal boiling point of the solution is 61.51 degrees celcius, the normal boiling point for CCl4 is 61.2 degrees celsius. The boiling point constant for CCl4 is 4.95K*kg/mol. What is the ...
October 30, 2012 by emily

Chemistry
What is the density of an aqueous solution of potassiu nitrate that has normal boiling point of 103 celsius and an osmotic pressure of 122 atm at 25 celsius?
February 20, 2010 by Anmol

Chemistry
Arrange the following aqueous solutions in order of increasing boiling point, explain your answer: 0.120 m glucose (C6H12O6), 0.05 m LiBr, 0.05 m Zn(NO3)2. Using data the boiling point constants given in the test book, calculate the boiling points of each of the above aqueous ...
February 15, 2013 by m

Chemistry
Consider a 9% by mass aqueous ethyl alcohol solution. a.) Calculate the molality of this solution_____m b.) Given that ethyl alcohol is a molecular solute, calculate the freezing point of this solution. ________ degrees Celsius. c.) Consider the boiling point of each solution...
June 24, 2014 by amber

Chemistry
Calculate the boiling points of freezing points of the following solutions in water. a) boiling point of a 2.25m solution of propylene glycol (a non-electrolyte) b)freezing point of a 1.0m solution of potassium iodide c)freezing point of a 1.0m solution of nickel(II) nitrate d...
May 2, 2010 by Ralph

chemistry
The boiling point of an aqueous solution is elevated by 0.15 degrees celcius. the change in freezing point of the solution, delta T, is? a.) -6.32 b.) 0.15 c.) -0.15 d.) 0.54 e.) -0.54 I know the answer is d, i just don't understand how to get it! thanks!
December 14, 2010 by Emily

chemistry
dimethylglyoxime is used as a reagent in qualitative analysis to precipitate the nickel(II) ion. a solution is made by dissolving 57.0 grams of DMG in 430.0 g of ethanol. (a) what is the mole fraction of DMG in this solution? (b) what is the molality of this solution? (c) what...
May 5, 2010 by Anonymous

Chemistry
An aqueous solution is 0.257 m NaOH. What are the boiling point and freezing point of this solution?
March 29, 2012 by MJ

chemistry
4) An aqueous solution is 1.65 m glucose. What are the boiling point and freezing point of this solution?
October 15, 2012 by Mike

chemistry
What is the expected freezing point of a 3.50 m (m standing for molality)aqueous solution of BaCl2(Kfp= 1.86 degrees Celsius/m)? What is the expected boiling point(Kbp= 0.512 degrees Celsius/m)? which is effected to the greater extent, the boiling point or freezing point? ...
April 7, 2013 by Patricia

Chemistry
A solvent has a molar mass of 37.2 g/mol and a normal boiling point of 111.2 oC. The boiling point elevation constant, K b , for this solvent is 1.58 oC/m. If 18.7 g of a nonelectrolyte having a molar mass of 20.5 g/mol are mixed with 170.0 g of the solvent, what is the ...
February 14, 2013 by John

chemistry
How much heat is required to vaporize 3.50L of at its normal boiling point? The following data are given for Carbon Tetrachloride. Normal melting point, -23 Degrees Celsius, normal boiling point, 77 Degrees Celsius; density of liquid, 1.59g/mL; Delta H (FUSION): 3.28 kJ mol^-1...
December 8, 2008 by Linda

chemistry
How much heat is required to vaporize 3.50L of at its normal boiling point? The following data are given for Carbon Tetrachloride. Normal melting point, -23 Degrees Celsius, normal boiling point, 77 Degrees Celsius; density of liquid, 1.59g/mL; Delta H (FUSION): 3.28 kJ mol^-1...
December 8, 2008 by Linda

Chemistry
The boiling point of an aqueous solution is 102.16 C. What is the freezing point? Dr. Bob, If you happen to answer this question, I was the one that a question earlier about how to know what Kf constant to use [water vs benzene?] and i didn't notice that it was given in the ...
February 17, 2012 by Tracy

Chemistry
How much heat is required to vaporize 1.00 L of CCl4 at its normal boiling point? The following data are given for CCl4. Normal melting point, -23 degree celcius , normal boiling point, 77 degree celcius density of liquid 1.59 g/mL; ; enthalpy of fusion 3.28 kJ/mol vapor ...
December 8, 2008 by Ashleigh

Chemistry
The boiling point of an aqueous solution is 102.35 C. What is the freezing point? Constants can be found here.
February 21, 2012 by Heather

chemistry
What are the freezing point and boiling point of an aqueous solution of 15.5 g glucose(C6H12O6) dissolved in 150 g of water?
April 7, 2013 by Daniel

chemistry
A lab technician determines the boiling point elevation of an aqueous solution of a nonvolatile, nonelectrolyte to be 1.95C. What is the solution's molality?
November 4, 2010 by MaryBeth

chemistry
A lab technician determines the boiling point elevation of an aqueous solution of a nonvolatile, nonelectrolyte to be 1.95C. What is the solution's molality?
November 4, 2010 by MaryJ

chemistry
A lab technician determines the boiling point elevation of an aqueous solution of a nonvolatile, nonelectrolyte to be 1.62C. What is the solution's molality?
June 3, 2011 by kellyb

chemistry
A lab technician determines the boiling point elevation of an aqueous solution of a nonvolatile, nonelectrolyte to be 1.62C. What is the solution's molality?
March 3, 2013 by Catherine

college chemistry
Comparing the boiling points of: A) C3H8 B) C5H12 C) C2H5OH and identify the folowing statements as either True or False: Dispersion forces only for (A) Boiling point (C) > Boiling point (A) (B) exhibits hydrogen bonding Boiling point (C) < Boiling point (A) (A) exhibits...
November 11, 2010 by Stefanie

Chem
A solution is made by dissolving 0.584 mol of nonelectrolyte solute in 883 g of benzene. Calculate the freezing point and boiling point of the solution. Tf=? Tb=? I got Tf as 3.39 degrees Celsius I got Tb as 1.67 degrees Celsius It marked me wrong and said "You have given the ...
February 18, 2012 by Jen

chemistry
What is the boiling point of an aqueous solution that freezes at -6.7 degress C. Please help.
November 5, 2011 by swtnblk

Chemistry
The enthalpy of vaporization of chloroform (CHCl3) is 29.2 kJ mol-1 at its normal boiling point 61.2 Celsius. what is the standard change in entropy for vaporization of chloroform at its normal boiling point? Answer I got was 29.2/334.2 = 0.0873. (CORRECT?)
April 2, 2013 by Viv

Chemistry
The boiling point of an aqueous solution is 102.48 C. What is the freezing point? I know that formula for freezing point is delta Tf = Kf*m but what do I plug in for each?
January 29, 2013 by Anon

Chemistry
A student dissolves 2.57 grams of iodine [molar mass= 257]in 10.0 grams of carbon tetrachloride [kb = 5.03C/m]. The normal boiling point of carbon tetrachloride is approximately 77degreesC. What is the approximate boiling point of the solution above?
January 9, 2011 by Gina

Chemistry
DrBob222, I don't know how to solve this problem either. And yes, this is the question for this problem. I even double check it. Please help. Chloroform (CHCL3) has a normal boiling point of 61 'C and an enthalpy of vaporization of 29.24 kJ/mol. What is the value of delta Gvap...
April 30, 2013 by Chloe

Chemistry
What is the normal boiling point in ∘ C ^\circ {\rm C} of a solution prepared by dissolving 1.50 g {\rm g} of aspirin (acetylsalicylic acid, C 9 H 8 O 4 {\rm C}_{9}{\rm H}_{8}{\rm O}_{4}) in 75.00 g {\rm g} of chloroform (CHCl 3 ) ({\rm CHCl}_{3})? The normal boiling ...
February 4, 2014 by Ren

Chemistry
The normal boiling point of benzene is 80 degree C and its heat of vaporizations is 30.8 kj/mol. What is its boiling point at the top of Pikes Peak where P=260 mmHg?
April 27, 2011 by Tyler

Chemistry
What is the boiling point of a 25.20% (m/v) KNO3 solution ? (Kf of water = 1.86 0C/molal) (Kb of water = .52 0C/molal) (molar mass potassium nitrate = 101.10324 g/mole) The density of the solution is 1.09 g/ml What is the molarity of the solution? What is the molality of the ...
March 31, 2013 by Sean

Chemistry
A 1.065-g sample of an unknown substance is dissolved in 30.00 g of benzene; the freezing point of the solution is 4.25 degrees C. The compound is 50.69% C, 4.23% H, and 45.08% O by mass. Info you might need on benzene: Normal Freezing point,degrees C: 5.53 Kf, degrees m^1: 5....
February 25, 2013 by JJ

Chm 2046
The normal boiling point of liquid ethanol is 351 K. Assuming that its molar heat of vaporization is constant at 37.5 kJ/mol, the boiling point of C2H5OH when the external pressure is 1.35 atm is K.
February 1, 2013 by Camaro Lover

intro to chem
disolving sucrose, NaCl< and calcium chloried affect the boiling point of frezing point of water. Assuming that you have 0.1m solution of all these 3 compounds: a)rank then in order of decreasing freezing point. b) rank in order of increasing boiling point c)why do the ...
October 27, 2010 by julia

Chemistry
What effect does lowering the pressure on the surface of water have on the boiling point? It increases the boiling point It decreases the boiling point the boiling point remains the same
April 28, 2010 by Megan

chemistry
A 2.00 g sample of a particular compound was dissolved in 15.0 g of carbon tetrachloride. The boiling point of this solution was determined to be 77.85C. For pure CCl4, TB = 76.50C and KB = 5.03Ckg/mol Calculate the boiling point elevation, ΔTB, for this solution.
May 4, 2014 by sarah

Chemistry
How does dissolving a solute affect the boiling point or freezing point of the solution? What about the solution's vapor pressure? Read about Raoult's Law, freezing point depression and boiling point elevation.
March 6, 2007 by John

Chemistry
An aqueous solutions is 18.7% by mass Na3PO4. What is the boiling point of this solution? The Kb for water is .512 C/m. Consider if the solute is an electrolyte or a nonelectrolyte.
July 20, 2013 by Sara

chem 2
The boiling point of an aqueous 1.83 m salt solution is 102.5C. Determine the value of the van't Hoff factor for this solute if the Kb for water is 0.512C/m.
October 6, 2012 by gigi

chemistry
Calculate the normal freezing point of an aqueous solution containing 30% w/w ethylene glycol. Thanks
October 26, 2011 by el

Chemistry
An aqueous sugar solution is formed by adding 50.1 g sucrose (C12H22O11) to 200.0 g water. What is the boiling point (in Celsius) of this sugar solution (this is NOT the ΔTb). Kb H2O = 0.51 Celsius/m
February 24, 2012 by amy

Chemistry II
Eugenol, the active ingredient in cloves, has a formula of C10H12O2. What is the boiling point of a solution containing 1.14g of eugenol dissolved in 10.0g of benzene? The boiling point of benzene is 80.1C and the boiling point elevation constant for benzene is 2.53C/m. I got ...
September 27, 2009 by Mandy

Chemistry
When 2.50g of an unknown solute is dissolved in 40.0g of ethanol the solution boils at 79.4C. The normal boiling point of this substance is 78.4C and it has a kb of 1.22C/m. (a) What is the molality of this solution? (b) What is the molecular weight of the solute?
January 9, 2011 by Mark

Chem II
What is the boiling point of an aqueous solution of a non electrolyte that has an osmotic pressure of 10.50atm at 25 degrees C? Kb of water is 0.52 degrees C/m. Assume the density of the solution is the same as that of pure water.
June 6, 2008 by Ken

Chemistry
A solution is made by dissolving 3.5 moles of sodium chloride (NaCl) in 155 grams of water. If the molal boiling point constant for water (Kb) is 0.51 C/m, what would be the boiling point of this solution?
January 14, 2011 by Christi

science
hi guys I really need some help with my homework its so confusing here it is. 5.00g of glucose,C6H12O6, is dissolved in 500g of acetic acid. What is the new freezing point and boiling point for the solution? Kf,acetic acid = 3.90 Kb,acetic acid = 3.07 (normal freezing point ...
March 24, 2007 by stacy

Chemistry
The boiling point elevationof an aqueous sucrose solution is found to be 0.39 degrees Celsius. What mass of sucrose (molar mass=342.30g/mol) is contained in 500g of the solution? Kb (water)=0.512degrees C/m
November 8, 2010 by Sharon

chemistry lab
determine the amount of solute needed to make 100ml aqueous solution of NaCl and MgCl2 that will cause a 10 degree change in freezing point. Determine the amounts of solute needed to make 100ml aqueous of AlCl3 and ethanol that will cause a 10 degree change in boiling point.
February 7, 2011 by shaknocka

chem
The normal boiling point of water is 100.00 degrees celsius and the enthalpy of vaporization at this temperature is 40.657kj/mol. What would be the boiling point of water if it were based on a pressure of 1 bar instead of the standard atm?
November 18, 2008 by tomi

chemistry
determine the amount of solute needed to make 100ml aqueous solution of NaCl and MgCl2 that will cause a 10 degree change in freezing point. Determine the amounts of solute needed to make 100ml aqueous of AlCl3 and ethanol that will cause a 10 degree change in boiling point.
February 8, 2011 by shaknocka lewis

AP Chem. 3
A 1.80 g sample of a large boimolecule was dissolved in 21.0 g of carbon tetrachloride. The boiling point of this solution was determined to be 77.85C. Calculate the molar mass of the biomolecule. For carbon tetrachloride, the boiling point constant is 5.03Ckg/mol, and the ...
January 30, 2012 by Kathryn

Chemistry
Five (5.00) grams of glucose, C6H12)6, is dissolved in 500.0 grams of acetic acid. What is the new freezing point and boiling point for the solution? Kf acetic acid = 3.90, Kb acetic acid = 3.07 (normal freezing point for acetic acid = 16.60 dg C, boiling point = 118.5 dg C) f...
August 9, 2007 by lana

chemistry(Please check)
1) In comparing the phase diagram for water with that of a solution of sugar in water, all of the following decrease except a) the vapor pressure b) the boiling point c) the freezing point d) the triple point I chose the boiling point as the answer. Is this correct? Thank you.
February 10, 2012 by Hannah

Chemistry
I'm not sure if i did this problem right or not. I keep reading through my book, and i think i followed the equations right, but i'm not confident with my answers. The problem: 5.0 g of glucose,C6H12O6, is disolved in 500.0 g of acetic acid. What is the new freezing point and ...
October 22, 2010 by Angelina

Chemistry
At the normal boiling point of toluene,Δ Hvap=33.2 kJ/mol and ΔSvap= 86.5J/molK. What is the normal boiling point of toluene?
April 2, 2013 by Viv

Chemistry
What is the effect on the boiling point of a solution (for example, water) produced by a soluble nonvolatile substance (for example, sodium chloride)? What is the effect of an insoluble substance such as sand or charcoal? I believe if an insoluble substance is added, then the ...
November 10, 2008 by Phil

chem
The normal boiling point of water is 100.0 C. Do you expect the boiling point of water to be greater than, less than, or equal to 100.0 C on top of Mt. Whitney, CA where the atmospheric pressure is significantly different than 760 Torr?
May 12, 2014 by Collin

Chem II
When you are given the question: Arrange the following aqueous solutions in order of increasing boiling points. 0.050 m Mg(NO3)2; 0.100 m ethanol; and 0.090 m NaCl. I know the formula for boiling point, but I don't know where to get the Kb. Am I headed in the right direction?
June 6, 2008 by Ken

science
From the following: pure water solution of C12H22O11 (m=0.01) in water solution of NaCl (m=0.01) in water solution of CaCl2 (m=0.01) in water choose the one with the a) highest freezing point b) lowest freezing point c) highest boiling point d) lowest boiling point e) highest ...
October 5, 2010 by Sal

AP Chemistry
From the following: pure water solution of C12H22O11 (m=0.01) in water solution of NaCl (m=0.01) in water solution of CaCl2 (m=0.01) in water choose the one with the a) highest freezing point b) lowest freezing point c) highest boiling point d) lowest boiling point e) highest ...
November 24, 2010 by Anonymous

Chemistry
The normal boiling point for acetone is 56.5C. At an elevation of 5300 ft the atmospheric pressure is 630. torr. What would be the boiling point of acetone (Hvap = 32.0 kJ/mol) at this elevation? I need to know how to do this!! what formula do u use for this? is it the ...
November 28, 2008 by Viola

Chem
An ethylene glycol solution contains 20.9 g of ethylene glycol (C2H6O2) in 85.0 mL of water. Compute the freezing point and boiling point of the solution. (Assume a density of 1.00 g/mL for water.) freezing point C boiling point C How would I set this up? thanks
March 22, 2011 by Lilly

Chemistry
A 1.90-g sample of a large biomolecule was dissolved in 25.0 g of carbon tetrachloride. The boiling point of this solution was determined to be 77.85C. Calculate the molar mass of the biomolecule. For carbon tetrachloride, the boiling point constant is 5.03C kg/mol, and ...
July 15, 2012 by Tasha

chemistry
Explain each of the following observations in terms of the electronic strucutre and/ or bonding of the compunds involved. (a)At ordinary conditions, HF( normal boiling point=20C) is a liquid, whereas HCl(normal boiling point=-114C) is a gas. (b)Molecules of AsF3 are polar, ...
January 29, 2008 by anonymous

chem
Benzaldehyde, C6H5CHO}, has a normal boiling point of 179.0 C and a critical point at 422 C and 45.9 atm. Using a phase diagram, estimate its vapor pressure at 125 Degrees I'm directing it up again to Dr. Bob. (or anyone else who can help) **** If the boiling point (179) is at...
February 12, 2010 by joe

Chemistry
The following information is given for ethanol, C2H5OH, at 1atm: boiling point = 78.4oC Hvap(78.4oC) = 38.6 kJ/mol melting point = -115oC Hfus(-115oC) = 5.02 kJ/mol specific heat liquid = 2.46 J/goC At a pressure of 1 atm, what is H in kJ for the process of condensing a 40.8 g...
January 24, 2011 by Jordan

Chemistry
The following information is given for ether, C2H5OC2H5, at 1atm: boiling point = 34.6oC Hvap(34.6oC) = 26.5 kJ/mol melting point = -116oC Hfus(-116oC) = 7.27 kJ/mol specific heat liquid = 2.32 J/goC At a pressure of 1 atm, what is H in kJ for the process of condensing a 33.7 ...
February 9, 2012 by Hannah

Chemistry
The molal boiling-point constant for water is 0.51 degrees C/molal. The boiling point of a 1.00 molal solution of Ca(NO3)2 should be increased by: A.) exactly 1.53 or B.) Somewhat less than 1.53 This is how I worked the problem: Ca(NO3)2 dislocates into 3 mole particles. ...
February 21, 2013 by Marcus

heat
At what point will liquid alcohol change to vapor? Boiling Melting Fusing Freezing The boiling point is the point above which the liquid state does not exist. Evaporation can occur from the liquid state at lower temperatures as well, but there will be no "boiling" (rapid ...
August 3, 2005 by alf

chemistry
1. A 2.00 g sample of a particular compound was dissolved in 15.0 g of carbon tetrachloride. The boiling point of this solution was determined to be 77.85C. For pure CCl4, TB = 76.50C and KB = 5.03Ckg/mol Calculate the boiling point elevation, ΔTB, for this solution. ...
May 4, 2014 by sarah

chemistry
Compute the boiling point elevation of a salt water solution that contains 2.60 g of NaCl dissolved in 121 ml of water. Enter the number of degrees celsius that the boiling point will be elevated.
December 10, 2010 by chaddhar

Chemistry II
A solution is prepared by placing 72.8 g of magnesium chloride in 120 g of water at 22oC. a)What is the boiling point of the solution? b)What is the freezing point of the solution?
September 16, 2009 by Chase

P-Chem
A 0.85-g sample is dissolved in 0.150 kg of bromobenzene. Determine the molar mass of the solute if the solution boils at 429.0 K at 1 atm pressure. The normal boiling point of bromobenzene is 428.1 K and the ebullioscopic constant is 6.26 K kg mol-1. A 0.85-g sample is ...
October 12, 2006 by Michelle

chemistry
determine the amounts of solute and solvent needed to prepare the following solutions. 2.0 M aqueous NaCl solution 1.0 m aqueous KCl solution 25% by mass aqueous MgCl2 solution
February 8, 2011 by shaknocka lewis

chemisty lab
determine the amounts of solute and solvent needed to prepare the following solutions. 2.0 M aqueous NaCl solution 1.0 m aqueous KCl solution 25% by mass aqueous MgCl2 solution
February 7, 2011 by shaknocka

chmistry
a solutiona solution is made by dissolving 3.75g of a pure nonvolatile solute in 95g of acetone. the boiling point of pure acetone was observed to be 55.95 Centigrade that,and that of the solution was 56.50 Centigrade.if the molar boiling point elevation constant(Kb)of acetone...
November 20, 2012 by bb

Chemistry II
Eugenol, the active ingredient in cloves, has a formula of C10H12O2. What is the boiling point of a solution containing 1.14g of eugenol dissolved in 10.0g of benzene? The boiling point of benzene is 80.1C and the boiling point elevation constant for benzene is 2.53C/m. I got...
September 28, 2009 by Mandy

chemistry
A compound was found to be composed of the following amounts of elements: 20.00% wt% C, 26.64wt% O, 46.65 wt%N, and 6.71wt%H. A 6.125 grams sample of this compound dissolved in 46.205 grams of water as a solution was found to have a freezing point of -3.260C. The density of ...
April 25, 2013 by lucy

Chemistry
A solution contains 15 g non-volatile non-electrolyte solute C6H14O6 dissolved in 500 g of water at 40 c. Calculate (A)Vapor pressure of the solution. (B)Boiling point of the solution. (C)Freezing point of the solution.
September 1, 2012 by Yeneta

chemistry
PLEASE SHOW PROCEDURE! You wish to prepare an aqueous solution that has a freezing point of -0.100 degrees Celsius. How many milliliters of 12.0 M HCl would you use to prepare 250.0 mL of such a solution? [Hint: Note that in a dilute aqueous solution, molality and molarity are...
July 12, 2012 by Cody

Boiling point
You add 2g of sugar into 23mL of water. Estimate the boiling point. I would say its above 100 since waters boiling point is 100. So maybe 120?
April 29, 2009 by Chopsticks

chemistry
If a solution has a lot of particles, is it going to have a low or high boiling point? For instance, would NaCl have a higher or lower boiling point than C12H22O11, based on the amount of particles it has (NaCl has more than C12H22O11)? Are you thinking of solutions with ...
April 19, 2007 by Grace

College Chemistry
A 0.05 molal aqueous solution boils at 373.102 K. What is the salt in question? a. AlCl3 b. NaHSO3 c. MgCl2 d. NH4Cl e. NaCl I guessed NH4Cl and got 3 points off. I used the formula delta T=K boiling point X molality
March 28, 2010 by Donna

Chemistry
Some physical properties of water are shown below. freezing point 0.00C boiling point 100.00C Kf 1.86C/m Kb 0.512C/m A 16.0 g sample of a compound known to contain 3 ion species is dissolved in 100. g of water. The boiling point of the solution is 103.6C. What is the ...
September 9, 2010 by Tiffany

CHEM
A metal, M, of atomic mass 91 amu reacts with fluorine to form a salt that can be represented as MFx. In order to determine x and therefore the formula of the salt, a boiling point elevation experiment is performed. A 9.05-g sample of the salt is dissolved in 100.0 g of water ...
July 8, 2012 by John

chemistry
A 115 mL sample of a 10.0 M ethylene glycol (C2H6O2) solution is diluted to 1.30 L. What is the freezing point of the final solution? (Assume a density of 1.06 g/mL for the final solution.) What is the boiling point of the final solution? How would I go about setting this up? ...
April 29, 2012 by Jen

chemistry
what is the boiling point of an aqueous solution that freezes at -67 degrees C? I was given this answer What is 100+6.7 (1.86/.52) ? so 100+6.7 = 106.7 1.86/.52 = 3.58 is the .52 the Kb I got the answer in the book I just dont understand how they got to it.
November 5, 2011 by swtnblk

chemistry
Which of the two aqueous solutions has a higher boiling point 0.35mCaCl2 or 0.9m urea?
December 22, 2011 by Werksow

CHEMISTRY..please help..thanks
The molar heats of fusion and vaporization for silver are 11.3 kJ/mol and 250. kJ/mol, respectively. Silver's normal melting point is 962C, and its normal boiling point is 2212C. What quantity of heat is required to melt 13.0 g of silver at 962C?
November 2, 2010 by Jasmin

CHEMISTRY..please help..thanks
The molar heats of fusion and vaporization for silver are 11.3 kJ/mol and 250. kJ/mol, respectively. Silver's normal melting point is 962C, and its normal boiling point is 2212C. What quantity of heat is required to melt 13.0 g of silver at 962C?
November 2, 2010 by Jasmin

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