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Is it concentrated?
Molar Mass
Moles to Grams
Molarity
Definitions
100
Which is more concentrated: 1L of water with 10g of salt or 1L of water with 20g of salt?
1L of water with 20g of salt
100
What is the molar mass of nitrogen (N)?
14 g/mol
100
1 mol of Cu = _____ g of Cu
63.5 g
100
What is the molarity of this solution? 3 mol of CuCl2 in 1 L of water
3 M
100
The amount of solute in a certain volume of solution.
Concentration
200
Which is more concentrated? 1L of water with 5g of sugar or 10L of water with 5g of sugar
1L of water with 5g of sugar
200
What is the molar mass of sodium chloride (NaCl)?
58.5 g/mol
200
3 mol of B = _____ g of B
32.4 g
200
What is the molarity of the following solution? 4 mol of NaCl in 3500 mL of water
1.14 M
200
A unit that is equal to 6.02 x 10^23
Mole
300
Which is more concentrated? 3M solution of NaCl in water or 5M solution of NaCl in water
5M solution of NaCl in water
300
What is the molar mass of magnesium oxide (MgO)?
40.3 g/mol
300
45 g of Sc = _____ mol of Sc
1 mol
300
What is the molarity of the following solution? 30 g of F in 1 L of water
1.6 M
300
The mass of 1 mole of an element or compound. Represented in g/mol.
Molar Mass
400
Which is more concentrated: 500mL of water with 4mol of copper chloride or 500mL of water with 3mol of copper chloride?
500mL of water with 4mol of copper chloride
400
What is the molar mass of potassium nitrate (KNO3)?
101.1 g/mol
400
5 mol of CO2 = ______ g of CO2
220 g
400
How many moles of C are present in the following solution? 1 L of 2 M solution
2 mol of C
400
A scientific way to measure concentration. Measured as moles of solute per liters of solution (mol/L).
Molarity
500
Which is more concentrated: 2200mL of water with 6g potassium nitrate or 2L of water with 6g potassium nitrate
2L of water with 6g potassium nitrate
500
What is the molar mass of glucose (C6H12O6)?
180 g/mol
500
12 g of O2 = _____ mol of O2
0.375 mol
500
How many moles of P were added to the following solution? 500 mL of 3 M solution
1.5 mol of P
500
Bonus: A special name for a solution that is less concentrated than another solution.
Dilute