Vocab
The substance that gets dissolved in a solution is
What is a SOLUTE.
A chemical's weighted average mass of atoms in a molecule or compound (hint: usually written in g/mole)
What is MOLAR MASS.
A solution has a volume of 250 mL and contains .70 mol NaCL. What is its molarity
2.8M
Acceleration due to Gravity
9.8 m/s²
The amount of solute per unit volume of a solution.
What is a CONCENTRATION.
How many moles of solvent are present in 1.5 L of 0.24M Na2SO4
0.36 mols
How do You read the numerical value of molarity
What is a MOLAR.
A solution has a volume of 2 L and contains 36 g of glucose. if the molar mass of glucose is 180g/mol, what is the molarity of the solution.
0.10M
Avogadro's Number
6.02214076 × 10^23
The substance that does the dissolving in a solution.
What is a SOLVENT.
How many grams of 2.0M MgSO4 would you need to prepare 100 mL solution.
24.07g
The part mixed in a solution.
What is a SOLUTE.
What is the molarity of a solution that contains 2.2g of HCl dissolved in 150mL of solution?
0.4M
Mrs.Steele-Anderson's Favorite Number
3
The number of moles of a solute dissolved per liter of solution
What is MOLARITY.
How many moles of solute are in 250 mL of 2.0M CaCl2
.50 mol
The solution that dissolves the other solution
What is a SOLVENT.
What is the molarity of a 5 liter solution that was made with 10 mol KBr
2 M
Subscript
X2
SMALL NUMBERS ATTACHED TO THE LOWER END OF CHEMICAL SYMBOLS
Molarity=moles of solute/ liters of solution
What is The MOLARITY EQUATION.
How many moles of NH4NO3are in 335 mL of .425M NH4NO3
.142 mol
What is PURPLE.
How many grams of NaBr would be needed to prepare 200ml of a 40M solution?
823.12g
3X
Large numbers that appear in the front of chemical symbols and are distributed throughout the compound.