Molar Mass & Mole Conversions
6.68e23
380 g of sucrose (C₁₂H₂₂O₁₁) are required to make Kool-Aid. How many molecules of sucrose are used in this recipe? _molec
1200
Calculate the mass of 350 L of SO₃ at STP. Remember at STP, 1 mol=22.4 L. __g
0.502
Convert 17.1g of H₂S into moles. __mol
2.23e23
Find the number of atoms in 10.0g of Al. __atoms
41.9
How many grams of ammonia (NH₃) are in 2.46 mol of ammonia? __g
0.912
How many liters is 2.45e22 molec of NH₃? Remember at STP, 1 mol=22.4 L. __L
1.81e23
How many molecules of nitrogen are in 0.300 mol of nitrogen? __molec
19.9
How many moles of NH₃ are in 1.20x10²⁵ molecules of NH₃? __mol
2.15e26
If you pump 40.88 kg octane (C₈H₁₈) into your gas tank, how many molecules of octane are you pumping? __molec
3.38
There are 3.20e22 atoms of copper in the outer shell of a penny. How many grams of copper is this? _g
28.02
What is the molar mass of N₂? __g/mol
108.02
What is the molar mass of N₂O₅? __g/mol
17.04
What is the molar mass of ammonia (NH₃)? __g/mol
164.1
What is the molar mass of calcium nitrate? __g/mol
461.00
What is the molar mass of lead (II) iodide? __g/mol
114.26
What is the molar mass of octane (C₈H₁₈)? __g/mol
342.34
What is the molar mass of sucrose (C₁₂H₂₂O₁₁)? _g/mol
1.51
You have 121 g of SO₃. How many moles is this? __mol
1.5e24
You need 2.5 mol of aluminum. How many atoms of aluminum is this? _atoms
67.45
You need 2.5 mol of aluminum. How many grams of aluminum is this? _g
