# chemistry

calculate the moles of solute present in 1.25 centimeter cube of 0.5 M h3po4 solution

1. 👍 0
2. 👎 0
3. 👁 115
1. Dear hifsa

still remember there is a formula
Molarity= mol/dm cube
so ........
0.5= mole/ (1.25/1000)
number of mole= 6.25x10^-4

1. 👍 0
2. 👎 0
posted by Barry

## Similar Questions

1. ### Chemistry

Calculate mole solute in solution? I added an amount of an unknown sample to a solution. I found that the molality of the solution is 0.085m and there is 0.0156kg of solvent. Calculate the moles of solute present in solution?

asked by Jones on September 8, 2012
2. ### Chemistry

Calculate mole solute in solution? I added 0.2968g of an unknown to a solution. I found that the molality of the solution is 0.085m and there is 0.0156kg of solvent. Calculate the moles of solute present in solution? Thanks!

asked by Jones on September 8, 2012
3. ### 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

asked by S on January 24, 2012
4. ### chemistry

Which of the following is NOT true for solutes and solvents? A. At least one solvent must be dissolved in a solute to make a solution. B. Solute concentration can be measured in terms of solute moles / solution volume or solute

asked by Dino on April 4, 2008
5. ### Chemistry

A solution is created by dissolving 13.0 grams of ammonium chloride in enough water to make 265 mL of solution. How many moles of ammonium chloride are present in the resulting solution? When thinking about the amount of solute

asked by Onye on March 3, 2018
1. ### Chemistry

A student mixed 15.0 mL of a solution of 0.0200 M ferric chloride FeCl3, with 25.0 mL of water. Calculate the moles of iron ion, Fe +3 in the resulting solution. (I think this is a Dilution problem, but I wasn't really sure how to

asked by S on January 23, 2012
2. ### Chemistry

Cyclohexane has a freezing point of 6.6 degree Celsius and a K(f) of 20.0 degree Celsius/m. 1.50g of an unknown solute is dissolved wth 18.0g of cyclohexane. The freezing point of the solution was 1.3 degree Celsius Using this

asked by Michael on May 27, 2013
3. ### chem II

calculate the number of moles of solute present in 50.0g of an aqueous solution that is 1.5m NaCl.

asked by karen on May 2, 2016
4. ### chemistry

2 questions, I'm Having trouble figuring out how to calculate the moles of a solute in a solution based on the molarity and the volume. Here is what I'm working with. 1) "Use molarity of the stock solution of aspirin/Fe(No3)3(aq)

asked by Courtney on November 6, 2013
5. ### CHEMISTRY

calculate the number of moles of solute present in 124.0g of a solution that is 6.45% glucose by mass.

asked by lulu on October 14, 2010

More Similar Questions