0
What is the mole of the concentration of KBr in a solution prepared by dissolving 2.21g of KBr in 897g of water?
Wiki User
∙ 11y ago
The answer is 0,0207 mol.
Wiki User
∙ 11y ago
Add your answer:
Earn +20 pts
What is the molarity of a solution prepared by dissolving 0.31g of HNO3 in 300ml of water?
This value is 0,0164 M.
Dissolving salt in water increase the conductivity of the solution because?
concentration of ions in the solution increases!
A solution may be prepared by dissolving crystals of a salt in water What would probably not affect the rate of solubility?
Reducing Aire Pressure
How is litmus solution is prepared?
Litmus solution is a mixture of dyes dissolved in water.
Why does dissolving substances affect water concentration?
The cioncentration of the free water molecules will
A stock solution of chromium was prepared by dissolving 414.4mg K2cro4 in 0.1l water. What is the concentration of chromium in this stock solution in ppm?
500mg/l
How is a solution of NaOH prepared dissolving 20g of NaOH in 500ml of distiled water solved?
The concentration of this solution (in NaOH) is 40 g/L.
What is the concentration (M) of CH3OH in a solution prepared by dissolving 11.7 g of CH3OH in sufficient water to give exactly 100. mL of solution?
The concentration of ethanol is 11,7 %.
How do you prepare DCPIP solution?
1 % DCPIP solution can be prepared by dissolving 1g of the dye in 100cm3 of water
What is the concentration of FeCl3 in a solution prepared by dissolving 40.0 g of FeCl3 in enough water to make 275 mL of solution?
Look up or calculate the molecular weight/molar mass of FeCl3. Then... 40.0 g FeCl3/MW FeCl3/0.275 L = M (concentration of FeCl3 in solution)
What is the molarity of a solution prepared by dissolving 0.31g of HNO3 in 300ml of water?
This value is 0,0164 M.
What is original salt solution?
original salt solution is used for the identification of cations in salt . it is prepared by dissolving the salt in water
A solution was prepared by dissolving 40.0 g of KCl in 225 g of water. Calculate the mole fraction of KCl in the solution?
18%
What is the mass percent of a solution prepared by dissolving 18.9 grams of solid into 39.5 grams of water?
32.4
What is the concentration of FeCl3 in a solution prepared by dissolving 10.0 g of FeCl3 in enough water to make 275 mL of solution?
Iron (III) chloride has the molecular formula of FeCl3. Its molecular weight is 162.2 grams per mole. Concentration is moles of solute divided by volume of solution. Therefore, the answer is .224 moles per liter.
What would decrease the rate of solution when dissolving a solid in water?
By irritating a solution, increasing the concentration of the solute, by increasing the temperature
What is the percentage concentration of a solution prepared by dissolving 5.48 grams of silver nitrate in 25.0 grams of water?
The percentage of silver nitrate by weight is 100[5.48/(5.48 + 25.0)] = 18.0 %, to the justified number of significant digits.
