MOLARITY
What is MOLARITY?
Total moles of solute in a kilogram of solvent
What is MOLALITY?
The equation for mole fraction is
Mol solute/ mol (solute) + mol (solvent) & mol (solvent) / mol (solute) + mol (solute).
The mass of 1 mole of an element or compound represented in g/mol.
What is a MOLAR MASS?
The molarity of the solution 3 mol CuCl2 in 1L of water is
What is 3M?
moles of solute/liters of solution
What is the equation for MOLARITY?
moles of solute/ kg solvent
The relative amount of a substance in a mixture
What is MOLE FRACTION ?
A special name for a solution that is less concentrated than another solution
What is a DILUTE?
The molar mass of glucose (C6H1206) is 163 g/ mol
What is FALSE?
I need 35 moles of Ca(NO3)2 to make 17.5mL of 2.0 molar solution. / 2.15mol/ .358L= 6.0M
What is TRUE?
A molality solution that is prepared by adding 12 moles of sodium nitrate to 6 kg of water.
What is 12 mol/ 6kg= 2m?
The solution that has reached maximum concentration
What is SATURATION?
1 mol of Cu= _____ g of Cu
What is 63.5 g ?
What is 4m?
A solid is a
What is a SOLUTE?
The molality of a solution that is made by dissolving 32 g of H2 in 8 kg of water
What is 32 g (1 mol/ 2g H2)= 16 mol ---> 16 mol/ 8kg = 2m ?
The measure of the amount of solute that is dissolved in a given amount of solvent
What is CONCENTRATION?
The molar mass of Nitrogen (N) is 14g/mol
What is TRUE
1 mol of H20 = ______ g of H20
What is 18g/mol
A liquid is a
What is a SOLUTION?
Consider the molarity and molality of 2.35 (20) moles of sodium chloride are dissolved in 1.21 (4) kg of solution to make 1.29 (5) liters.
What is M= 20 mol/ 5L= 4M → m=20/ 4= 5 mol ?
A unit that is equal to 6.02 x 10^23.
What is a MOLE ?
The molar mass of magnesium oxide (MgO)
What is 40.3 g/mol ?
If there are 1L of a 2M solution there are ____ moles of C present.
What are 2 moles ?