Vocab
A homogeneous mixture
What is a solution?
The solution concentration expressed in terms of mole/L
What is molarity?
The formula for dilution problems
What is M1V1 = M2V2
This substance is the universal solvent
What is water?
Will increasing the temperature of water make it easier or more difficult to dissolve salt
What is easier?
An aqueous solution has __________________ as the solvent
What is water?
The molarity when 4.2 moles of NaCl are dissolved to make 3.0 L of solution
What is 1.4 M?
When diluting a solution this does not change
What is the number of moles?
Water is classified as this type of molecule
What is polar?
Will changing the surface area of a solid by crushing it make it easier or more difficult to dissolve
What is easier?
A ___________________ solution contains more than the amount of solute that should be able to be dissolved at a given temperature
What is supersaturated?
The molarity of a 15.0 L solution with 2.0 moles of HCl dissolved
What is 0.13M?
The milliliters of 0.25 M NaOH needed to make 500 mL of 0.10 M NaOH solution
What is 200 mL?
The limit of solubility of a solution. Beyond this no more solute dissolves
What is saturated?
All of these can affect the rate at which a solid dissolves in water except −
increasing air pressure
decreasing the temperature of the water.
stirring the water.
using smaller crystals of the solid.
What is increasing air pressure?
A solution is ________________ if it contains as much solute as can possibly be dissolved under the existing conditions of temperature and pressure
What is saturated?
The number of moles present in a 400 mL solution with a concentration of 0.157 M
What is 0.0628 moles?
A solution is prepared by adding 250 mL of 0.70 M K2CrO4 to 400 mL of water. Calculate the new molarity.
What is 0.27M?
The type of solution that has 30 grams of KNO3 dissolved in 100g of water at 30oC.
What is unsaturated?
As temperature decreases, solubility of solids in liquids
What is decreases?
To make a solution, you dissolve the _______________________ in the _______________
What is solute in the solvent?
The molarity when 40 grams of NaOH are dissolved to make 0.500L
What is 1.4 M?
The molarity when 200 mL of 0.233 M KCl solution is diluted to 575 mL
What is 0.081M?
The number of grams of KNO3 can be dissolved at 50oC
What is 80 grams?
How many grams of HCl are present in 0.70 L of a 0.33 M HCl solution? (molar mass of HCl = 36.46 g/mol)
What is 8.4 grams?