Number of results: 27,843
Chemistry
Why did you need to know the density of the bleach solution? Why didn't you measure the density of h2o2 solution as well? Stoichiometry lab problem
Sunday, October 28, 2012 at 10:56pm by HELP PLEASE
CHM 152
A solution is prepared by dissolving 23.7 g of Ca in 375 g of water. The density of the resulting solution is density of 1.05 g/ml
Thursday, June 10, 2010 at 9:47pm by J
Chemistry
A teacher prepares a saturated NaCli solution at 55 Degree C. What is the % by mass 9m/m0 of this solution? what is the concentration of this solution expressed in ppm? What is the molality of this solution? If the density of the solution is 1.07 g/ml, what is the % m/v of ...
Wednesday, March 21, 2007 at 12:36am by nancy
chemistry
A solution of HCI has a density of 1.18 g/ml and is 36% (m/m). what is the molarity and molality of this solution? Assume 100g solution. Then the solute is 36 grams. Figure the moles for that. Then, you know density, so you can compute volume (100g/density) Molarity= moles ...
Thursday, March 15, 2007 at 1:14am by nancy
chemistry
20mL ethanol(density=o.789g/mol) is dissolved in sufficient water to produce a 200mL solution. the density of the solution is 0.982g/mL. what is the molarity?
Monday, March 11, 2013 at 7:19am by mj
chemistry
I would look up the density of the solvents. I would assume a density of 1.00 g/cc for water since the problem specifies a dilute solution, then compare the density of the solvent with the density of water. Density greater than water the solvent sinks. Density lower than water...
Tuesday, September 23, 2008 at 5:25pm by DrBob222
Chemistry
You don't have enough information. You need the density of benzene, the density of CH3CN, and the density of the solution.
Tuesday, September 2, 2008 at 2:45pm by DrBob222
Chem
I'm having a lot of trouble with a simple problem. I have a 3.0% by man solution of H2O2 in H2O. The density of thr solution is 1.0 g/mL. I need to find the molarity. How do I do this? So far I have: 3.0g H2O2 x 1 mol/34.02 g= .0881 mol I'm not sure where to go or what...
Friday, March 23, 2007 at 8:39pm by Christopher
science(chem)
percent weight/weight is, in this case, 64 g hydrazine in 100 g SOLUTION. IF, and only if, the density of that solution is 1.00 can that be 100 mL and then it is 100 mL solution and not 100 mL H2O. Since the density of hydrazine is 1.01, I suspect the density of the solution ...
Sunday, May 4, 2008 at 2:30pm by DrBob222
Physics
The density of the sphere is 1/2 of the density of water. But when oil is added to the water, the resulting solution has a density twice that of water. So the new density ratio is 1/4.
Sunday, May 6, 2012 at 12:08am by Henry
chemistry
What mass of sucrose should be combined with 491 g of water to make a solution with an osmotic pressure of 8.70 atm at 270 K? (Assume the density of the solution to be equal to the density of the solvent.)
Thursday, August 5, 2010 at 3:32pm by ashley
Chemistry
3% solution = 3 g solute/100 g solution or 3 g CuSO4.5H2O/100 g solution. You need to know the density of the solution to convert from m/m to 180.0 mL. Since the solution is relatively dilute, the density should be close to 1.00 g/mL so the 180 mL will have a mass of 180 g and...
Wednesday, September 8, 2010 at 7:49pm by DrBob222
college chem
What mass of sucrose should be combined with 524 g of water to make a solution with an osmotic pressure of 8.50 atm at 270 K? (Assume the density of the solution to be equal to the density of the solvent.)
Sunday, September 12, 2010 at 8:54pm by moe
chemistry
moles NaOH = grams/molar mass M NaOH = moles NaOH/L solution. (OH^-) = (NaOH) pOH = -log(OH^-), then convert to pH by pH + pOH = pKw = 14'= Technically, this is not the correct answer. Technically, the correct answer cannot be obtained UNLESS one knows the density of the ...
Thursday, February 24, 2011 at 11:37pm by DrBob222
physics
This is my problem: A particle with a density of 0.9g/ml is suspended in a solution that has a density of 1.1g/ml. It cannot be sedimented. Using the equation that describes the movement of a particle in a centrifugal field, describe why this is true. The issue I'm having ...
Saturday, February 2, 2013 at 10:56am by Dave
Density of a CUSO4 solution
I need to determine the density of a CUSO4 solution of 1% concentration from a 10cc pipette volume.
Sunday, March 6, 2011 at 11:27am by Lorraine
Chemisry
What is the % M/M concentration of 5.00 mL of methanol in 25 g solution of methanol in water? The density of methanol is 0.791 g/mL. The density of water is 1.000 g/mL. The density of the solution is 0.995 g/mL. Please show work, thank you!
Saturday, February 23, 2013 at 11:45am by Rena
chem
what is the molality of a solution of 50.0 grams of propanol in 152 mL water if the density of wate is 1.0 g/mL and the density of the solution is 0.78 g/mL
Saturday, February 12, 2011 at 8:58pm by paula
lab chem
If toluene (density 0.87) wre used to extract ethylene bromohydrin (density 2.41) from an aqueous solution, a. Could you be certain that the organic solution would form the upper layer? b. by what test could you identify the nonaqueous layer.
Tuesday, September 23, 2008 at 2:20am by Poole
Chemistry Lab
You are given 350 mL a stock solution of 1.66E-02 M benzoic acid, MW = 122.125 g/mol. Answer the following questions. A. What is the number of moles present in the original stock solution? B. You need to dilute the benzoic acid stock solution to 1.24E-03 M. If you need 455 mL ...
Tuesday, January 11, 2011 at 11:50pm by Natasha
Chemistry Lab
You are given 350 mL a stock solution of 1.66E-02 M benzoic acid, MW = 122.125 g/mol. Answer the following questions. A. What is the number of moles present in the original stock solution? B. You need to dilute the benzoic acid stock solution to 1.24E-03 M. If you need 455 mL ...
Tuesday, January 11, 2011 at 11:50pm by Natasha
chemistry
An aqueous solution is made using 137g of diluted to a total solution volume of 1.30L .Calculate the molarity.molality and mass percent of solution.*assume a density of 1.08g/ml for the solution..
Saturday, July 28, 2012 at 2:44pm by noor
chemistry
Don't I need the density of the solution. We can work out the numbers for 100.0 mL of SOLVENT without the density but not 100.0 mL SOLUTION.
Sunday, February 13, 2011 at 3:48pm by DrBob222
Chem
An aqueous KNO3 solution is made using 82.7 grams of KNO3, diluted to a total solution volume of 1.50 L. The density of this solution is 1.05 g/mL. What is the molality of this solution?
Monday, May 2, 2011 at 10:08pm by Ryan
chemistry
An aqueous solution is 25 % mass % NaCI. The density of the solution is 1.05g/ml. What is the molarity of the solution?
Monday, November 21, 2011 at 11:39am by John
Chemistry
100 mL alcohol has what mass? mass = volume x density = 100 x0.78 = 780g or 0.780 kg. mols 1.0 NaCl = 1.0/molar mass NaCl. m = mols/kg solvent = ? In order to calculate M you should know the density of the solution and you don't have that. I know the density of the alcohol...
Sunday, November 11, 2012 at 1:37am by DrBob222
college chemistry
Calculate the pH of a solution prepared by mixing 150.mL of 0.174 molal aqueous HF (density=1.10g/mL) with 37.5 g of an aqueous solution that is 1.3% NaOH by mass (density=1.02 g/mL)
Thursday, March 24, 2011 at 8:32pm by does anyone get this???
chem
determine the osmotic pressure of the solution at STP. (Assume these solutions behave ideally.) a)0.116 mol fraction glucose (C6H12O6) in water (Assume the density of the solution is 1.02 g/mL.) b)0.0948 mol fraction NaCl in water (Assume the density of the solution is 1.00 g/...
Wednesday, January 26, 2011 at 2:46pm by Rukky
Chemistry
An aqueous KNO3 solution is made using 73.4g of KNO3 diluted to a total solution volume of 1.86 L. Calculate the molarity of the solution. (Assume a density of 1.05 g/ml for the solution.)
Tuesday, January 29, 2013 at 5:46pm by Anna
Chemistry
queston: the pH of a white vinegar solution is 2.45. this vinager is an aquous solution of acetic acid with a density of 1.09g/mL. What is the mass percentage of acetic acid in the soulution. What exactly do i have to do? do i set up an Ice table. What do i do with the density...
Wednesday, April 15, 2009 at 10:12pm by Anonymous
Ap Chemistry
A perchloric acid solution is composed of 168.75 g of perchloric acid and 81.25 mL of pure water. What is the percent by mass of the perchloric acid solution? The density of water is 1.000 g/mL. When I did this part I got 67.5% But, I am having trouble with the secind part. ...
Sunday, October 24, 2010 at 3:51pm by Helpplease
12th grade
A perchloric acid solution is composed of 168.75 g of perchloric acid and 81.25 mL of pure water. What is the percent by mass of the perchloric acid solution? The density of water is 1.000 g/mL. When I did this part I got 67.5% But, I am having trouble with the secind part. ...
Sunday, October 24, 2010 at 3:17pm by Helpplease
College Chemistry
Calculate the pH of a solution prepared by mixing 250.mL of 0.174 molal aqueous HF (density=1.10g/mL) with 38.7g of an aqueous solution that is 1.50% NaOH by mass (density= 1.02g/mL).
Wednesday, March 23, 2011 at 9:12pm by Anonymous
Chemisty
when filling a flask to measure the density of a sugar water solution, a student leaves an air bubble at the top of a 20.7 mL flask. How will the density the student calculates differ from the actual density?
Tuesday, September 22, 2009 at 12:19am by Mike
chemistry
density is given by mass/volume so if the density is 1.53 g/L then we rearrange the formula to find the mass which just happens to be 1.53grams due to there only being 1 litre so depending on whether the question is asking for how many moles of NAOH or how many grams of pure ...
Wednesday, October 21, 2009 at 5:28am by Jordan
Chemistry
Calculate the molarity of a solution in which 0.75 moles of a solute are dissolved in 125g of solution (density of solution = 1.05g/mL). I don't even know where to begin.
Tuesday, April 29, 2008 at 2:16pm by Lisa
Chemistry
But that one was density of solution, but this problem is density of water so is that different???
Friday, February 15, 2013 at 6:44pm by K
science(chem)
Commercial hydrazine is sold as a 64% solution. Using that as your starting material, how would you prepare a 5% solution of hydrazine? well if it is sold as 64% solution would that mean that it has 64g of hydrazine per 100ml of solvent(water)? and what they want in the end is...
Monday, May 5, 2008 at 12:14am by ~christina~
Science
You might try some of the following sites on density: http://search.yahoo.com/search?fr=mcafee&p=If+the+mass+of+solution+is+measured+to+be+60.75+grams%2C+what+is+the+density+of+the+solution%3F Sra
Monday, February 14, 2011 at 9:51pm by SraJMcGin
chemistry
If you calculated a salt-tainted solution to be 3.5%, what is the molarity of this solution? assume the density of this solution is 1.03g/cc. BTW, this is the salinity of sea-water. pls do help thanks.
Friday, November 2, 2012 at 12:25pm by Erin 12
Chemistry
A solution is prepared by dissolving 23.7 g of CaCl2 in 375 g of water. The density of the resulting solution is 1.05 g/mL. The concentration of Cl- in this solution is __________ M. can someone help me? how do i get to M?
Sunday, September 26, 2010 at 12:53pm by BenY
chemistry
A glucose solution contains 55.8g of glucose (C6H12O6) in 455g of water. Calculate the freezing poing and boiling point of the solution. (Assume a density of 1.00 g/ml for water. This what I did, I got moles of C6H12O6, 0.89 moles C6H12O6 then I got the mass of the solution ...
Friday, November 4, 2011 at 2:41pm by Monique
chem
15% w/w means 15 g H2SO4/100 g solution. That's 15 g H2SO4/(15 g H2SO4 + 85 g H2O) BUT that doesn't tell us the volume of that 100 grams of solution. I don't know how much solute is in 500 mL because I don't know what 500 mL weighs. You need the density of the ...
Thursday, November 29, 2012 at 10:51am by DrBob222
chemistry
A solution contains 4.44% by mass of NaI in water. Calculate the molarity of the NaI, if the density of the solution is 1.2711 g mL-1. i got the answer to be 8.48 M... the percent mass is irrelevant information, right? i figured out the answer just by the given density alone.
Sunday, November 11, 2007 at 11:06am by keely
chemistry
A solution is prepared by dissolving 23.7g of CaCl2 in 375.0g of water. The density of this solution is 1.05g/mL. determine the concentration (molarity) of Cl in solution.
Monday, March 14, 2011 at 3:11pm by jim
chemistry
It isn't possible to calculate the theoretical molarity of vinegar without know the density. I tried looking up the density of vinegar on the net and found values all the way from 0.96 g/mL to 1.08 g/mL (and some said 5% by mass and other 5% by volume). 5% by mass vinegar ...
Sunday, June 6, 2010 at 3:42pm by DrBob222
CHEMISTRY
You need the density. 1.8% NaCl (by mass or w/w) means 1.8 g NaCl/100 g solution. 1.8g NaCl/molar mass NaCl = moles NaCl. Then 100 g solution converted to mL from the density. volume = 100 g/density and convert mL to L. M = moles/L.
Thursday, February 24, 2011 at 6:12pm by DrBob222
chem
I am still having a little problem with my original question. However, this is what I have done so far. I am not sure what to do with the density of the solution of 0.78 g/mL. The answer I came up with is 5.47 mol/kg. I found the density of the water in grams then I converted ...
Sunday, February 13, 2011 at 12:08am by paula
chemistry
A solution contains 4.46 g KCl in 178 mL of solution. The density of the KCl solution is 1.11 g/ml. What is the percent (m/m) for the potassium chloride solution?
Saturday, October 9, 2010 at 1:53am by Samantha
chemistry
Calculate the molarity of a solution in which 0.75 moles of a solute are dissolved in 125g of solution (density of solution = 1.05g/mL). I did this much: 1.05 * 1L/1000mL = 0.001 L I don't really know what to do.
Friday, May 2, 2008 at 1:06pm by Lisa
Chemistry
A solution is prepared by dissolving 571.6 g of H 2SO4 in enough water to make 1000.0 mL of solution. The solution has a density of 1.3294 g/mL. (molar mass of H2SO4 = 98.08). What is the molar concentration of the solution?
Sunday, March 24, 2013 at 7:33pm by Bill
chemistry
The density of acetonitrile (CH3CN)is 0.786 g/mL, and the density of methanol (CH3OH)is 0.791 g/mL. A solution is made by dissolving 24.5mL (CH3OH)in 98.9mL (CH3CN). What is the mole fraction of methanol in the solution?
Tuesday, September 11, 2012 at 12:25am by Anonymous
Chemistry
A 0.60 L portion of a 1.2 M AgNO3 solution is mixed with a 0.3 L potion of a 1.2 M Na2CrO4 solution in an constant pressure calorimeter. Upon mixing, the solid Ag2CrO4 is formed and the heart released is 48.2 kJ. The specific heat of the solution is 4.18 J/C*g and the final ...
Wednesday, June 9, 2010 at 6:13pm by Kyo
chemistry
10g of nacl were added to 10ml of water. the resulting solution was diluted to be a final volume of 250ml. Given the density of the solution is 0.9864g/ml. Calculate the molality of the solution. Who helps
Tuesday, December 25, 2012 at 3:14pm by Fai
Chemistry
An excess of zinc metal is added to 50.0 mL of a 0.100 M AgNO3 solution in a constant-pressure calorimeter. Assuming that the density of the solution is the same as for water, calculate the mass of the solution.
Wednesday, June 30, 2010 at 4:34pm by Haley
chemistry 1046
A.Determine the pH of the solution. a solution that is 1.17% HCl by mass (Assume a density of 1.01 g/mL for the solution.) B. Amphetamine (C9H13N) is a weak base with a pKb of 4.2. Calculate the pH of a solution containing an amphetamine concentration of 279 mg/L.
Tuesday, July 3, 2012 at 8:27am by Anonymous
chemistry
A solution is prepared by dissolving 49.0 g of glucose (C6H12O6) in 225.0 g of water. The density of the resulting solution is 1.23 g/mL. Determine the osmotic pressure (in Pa) of this solution at 25.0 oC.
Tuesday, February 9, 2010 at 11:01pm by G-Unit 32
chemistry
What you did isn't much help. I don't understand it. molarity = mols/L of solution. you know mols. Use the density to convert 125 g solution to volume (liters) of solution.
Friday, May 2, 2008 at 1:06pm by DrBob222
chemistry
An aqueous solution of phosphoric acid, H3PO4, contains 285 g H3PO4 in 400 mL solution, and has a density of 1.35 g/mL. Calculate a. the weight % H3PO4 in this solution. b. the concentration in mol/L of this solution
Wednesday, November 10, 2010 at 4:12pm by princess
chemistry
the density of a certain aqueous solution is 1.17g/ml, and the solution is 3.57% by mass NaOH. how many mL of this solution would you need to use in order to prepare 100.0 mL of .150 M NaOH solution?
Monday, September 6, 2010 at 6:46pm by zahra
Science
The volume of a solution was measured in a graduated cylinder (shown above). If the mass of solution is measured to be 60.75 grams, what is the density of the solution?
Monday, February 14, 2011 at 9:51pm by Niicly
chem
A solution contains 4.60 g KCl in 179 mL of solution. The density of the KCl solution is 1.11 g/mL What is the percent (m/m) for the potassium chloride solution? What is the molarity, M, for the potassium chloride solution? need help pls
Thursday, November 8, 2012 at 6:14pm by byke
chem
if a 10cm cube pipette were not available, which one of the following would be the best way of measuring a 10cm cube portion of a solution? a. weigh 10 times the mass of 1cm cube of the solution. b. weigh 10g of the solution. I think this is a trick question. There seems to be...
Friday, December 22, 2006 at 4:18am by minerva
chemistry
A solution is prepared by dissolving 15.0 g of NH3 in 250.g of water. The density of the resulting solution is 0.974 g/ml. The mole fraction of NH3 in the solution is?
Friday, March 5, 2010 at 1:09am by CC
Chemisty
density = mass/volume. The air bubble means that the solution is more concentrated than if the flask had been filled with water, therefore, the measured density will be higher than the actual density. Or looking at it another way, the air bubble means the volume is smaller and...
Tuesday, September 22, 2009 at 12:19am by DrBob222
physics
Gauge Pressure(P) = Density(p) x gravity(g) x height(h) 1.33x10^4Pa = 1.02* x 9.8m/s x h *: Specific gravity = ratio of density of solution to water .:. Density = 1.02(no units) .:. h = 1.33x10^4 / 1.02 x 9.8 = 1330.5m^3 = 1.33m
Sunday, December 16, 2007 at 6:22pm by Alan
chem. molarity
I will assume when you say molarity of the benzene that you mean the molarity of the solution (which is benzene with the solution dissolved in it). mols N2H4CO = grams/molar mass = 0.08333 mol. molality = moles/kg solvent = 0.08333/0.1 kg solvent = 0.8333 m Not you convert 0....
Monday, January 10, 2011 at 9:17pm by DrBob222
chem
an aq. solution(NaCl) made by using 133g diluted to a total solution volume of 1 L.Calculate the molarity, molality & mass % of the solution(density of solution = 1.08g/mL) [ans: M=1.92M, m=2.0m, 10.4 %] i need the calculation work bcus my ans is contradict from the real ...
Thursday, July 21, 2011 at 11:36pm by lily
chemistry
Ammonia gas is passed into water ,yielding a solution of density 0.93 g/cm^3 and containing 18.6% NH3 by wieght .The mass of NH3 per cc of the solution is?
Wednesday, July 6, 2011 at 11:44am by solution...
Chemistry
Note the correct spelling of celsius. 0.065 M = 0.065moles/L solution. Density of the solution = 0.997 g/mL; therefore, 1 L of solution has a mass of m = volume x density = 1000 x 0.997 = 997 grams. How much of that is EtOH. 0.065moles x 46 g/mol = 2.99 grams EtOH. The total ...
Tuesday, March 1, 2011 at 6:47pm by DrBob222
CHemistry- For Dr.Bob
Yes I see my mistake now, because they first ask to find the moles of NaOH used, so would it simply be 0.015 mol? If I remember you had a density of HCl solution and the mass of that solution was mass = volume x density = 5 mL x density in g/mL = ? g. You can estimate the mass...
Thursday, August 2, 2012 at 6:01pm by Robert
Chemistry
I think you are supposed to assume the heat capacity of the NH4Cl solution is the same as that of water which is 4.184 J/g*C. I think you are to assume that the density of the NH4Cl solution is the same as that of water or 1.00 g/mL which is the usual quoted value. I was ...
Monday, November 12, 2012 at 11:05pm by DrBob222
chem
a 10.0% sucrose solution has a density of 2.00 g/mL. what is the mass of sucrose dissolved in 1.00 liter of this solution? thanks, mary Well, in a liter, there are 2000 grams (from density), and 200 of those are sucrose.
Saturday, April 21, 2007 at 3:42pm by mary
chemistry
What volume of ethylene glycol (C2H6O2), a nonelectrolyte, must be added to 20.0 L of water to produce an antifreeze solution with a freezing point of -28.0°C? (The density of ethylene glycol is 1.11 g/cm3, and the density of water is 1.00 g/cm3.) .....L What is the ...
Sunday, November 30, 2008 at 12:54pm by Rita
chem
The mole fraction of an aqueous solution of potassium perchlorate is 0.125. Assuming that the density of this solution is 1.20g mL-1, calculate the following: (A) the mass percent of potassium perchlorate in the solution. (B) the molarity of potassium perchlorate in the ...
Tuesday, December 14, 2010 at 5:38pm by Lori
chemistry
You were given 25.00 ml of an acetic acid solution of unknown concentration. You find that it requires 29.60 ml of a 0.1050 M NaOH solution to exaclty neutralize this sample. A) What is the molarity of the acetic acid solution? B) what is the percentage of acetic acid in the ...
Thursday, October 20, 2011 at 12:29pm by Rema
chemistry
A sulfuric acid solution containing 571.6g of H2SO4 per of solution has a density of 1.329g/cm3. Calculate (a) mass percentage (b)mole fraction (c) molality (d) molarity of H2SO4 in this solution.
Thursday, September 2, 2010 at 9:03am by Anonymous
chemisrty
Q4) Suppose you prepare 950 mL of a solution by dissolving 100 grams of NaCl in 900 mL of water. Assuming the density of pure water to be 1 g/mL, answer the following questions with regards to this solution: a) What is the mass percent of water in this solution? b) What is ...
Monday, January 16, 2012 at 4:43pm by lyan
physics
an antifreeze solution is made by mixing ethylene glycol (density= 1116 kg/m^3) with water. suppose that the specific gravity of such a solution is 1.0730. assuming that the total volume of the solution is the sum of its parts, determine the volume percentage of ethylene ...
Saturday, November 20, 2010 at 11:33pm by kai
Chemistry
The density of the solution must be known in order to calculate a mass of the solution.
Friday, June 17, 2011 at 8:07am by DrBob222
chemistry
A KNO3 solution is made using 88.4g of KNO3 and diluting to a total soultion volume of 1.50l. Calculate the molarity and mass percent of the solution. Assume a density of 1.05 g/mL for the solution.
Sunday, November 6, 2011 at 1:30am by Monique
CHEMISTRY
A solution is prepared by dissolving 15.0 g of NH3 in 250 g of water. The density of the resulting solution is 0.974 g/mL. The mole fraction of NH3 in the solution is __________. A) 16.8 B) 0.940 C) 0.0597 D) 0.922 E) 0.0640
Sunday, September 26, 2010 at 11:35am by Jessie
chemistry
Determine the of a solution that is 1.75% by mass. Assume that the solution has density of 1.01
Saturday, April 3, 2010 at 12:55am by Anonymous
chemistry
Determine the WHAT of a solution that is 1.75% by mass. Assume that the solution has density of 1.01
Saturday, April 3, 2010 at 12:50am by DrBob222
chemistry
Determine the of a solution that is 1.75% by mass. Assume that the solution has density of 1.01
Saturday, April 3, 2010 at 12:50am by Anonymous
Cemistry
A solution is 36% silver nitrate (AgNO3) by mass. The density of this solution is 1.44 g/mL. The formula weight of AgNO3 is 170 g/mol. Calculate the molality of AgNO3 in this solution.
Wednesday, June 9, 2010 at 10:07pm by Swagato
Science_Chemistry
A glucose (C6H12O6) solution is 2.5% glucose by mass. If the density of the solution is 1.10 g/mL, what is the molarity of glucose/water solution?
Monday, May 2, 2011 at 11:05am by Samantha
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 ...
Sunday, March 31, 2013 at 3:32pm by Sean
Chemistry
A solution has a mass of 95.00g and a density of 2.147 g/mL. What is the volume of the solution?
Thursday, March 14, 2013 at 12:06pm by Alice
Science
A solution has a density of 3/mL. How many grams are needed to obtain 10.0mL of solution?
Monday, September 24, 2012 at 8:47pm by Sammi
college chemistry
4.5 liters of a solution that is 5.0% NaCl by mass (the density of the solution is 1.08g/ml)
Friday, August 31, 2012 at 2:33pm by lisa
chemistry
the density of 2 molal aqueous solution of NaOH is 1.10g/L. Calculate the molarity of the solution.
Monday, May 21, 2012 at 2:23am by abhi
chemistry
The density of 3M solution of NaCl is 1.25 g/mL. Calculate the molality of the solution.
Monday, May 10, 2010 at 8:20am by varsha
chemistry
The density of 3M solution of NaCl is 1.25 g/mL. Calculate the molality of the solution.
Monday, May 10, 2010 at 8:20am by varsha
Chemistry
Calculate the molality of 6.00 M H2SO4 solution. The density of the solution is 1.34 g/mL.
Wednesday, May 5, 2010 at 11:01pm by Kari
Chemistry
An aqueous solution is 8.50% ammonium chloride, NH4Cl, by mass. The density of the solution is 1.024g/mL. Calculate the molality, mole fraction, and molarity of NH4Cl in the solution. I know the formulas needed but I'm not sure where to start. M = moles solute/1 L solution...
Tuesday, January 24, 2012 at 4:08pm by S
Chemistry
Is that 3% w/w? w/v? Do you have a density for the 3% solution? I'm still trying to figure out what the 30% solution has to do with your question.
Wednesday, September 26, 2012 at 5:39pm by DrBob222
ap chemistry
Th solution has a density of 1.049g/mL and only 40% of the solution is acetic acid
Friday, October 1, 2010 at 10:14pm by brian
chemistry
what is the molarity of a 50% by mass solution of NaOH id the density of the solution is 1.05 g/ml
Monday, April 19, 2010 at 11:24am by Rob
chemistry
Calculate the molality of a 2.50 molarity NaCl solution. Density of solution = 1.08 g/ml.
Thursday, March 4, 2010 at 7:51pm by Anonymous
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